Answer:
If you're asking if the virus has reached Louisiana, the scientists that say this are not correct.
Explanation:
See, COVID-19 has spread all over the world - from the largest city in the world to the smallest village in the remotest parts. In some places, the government enforces more strict laws, so the death rates and case rates are lower. However, there is no way to avoid catching COVID-19 completely, no matter where you go.
The reactions for cellular respiration that releases energy for use by the cell occurs in which site?
Golgi apparatus
endoplasmic reticulum
cytoplasmic membrane
mitochondrial membrane
The reactions for cellular respiration that releases energy for use by the cell occur in the mitochondrial membrane (Option 4).
What is the mitochondrial membrane?The mitochondrial membrane is a membrane that surrounds the mitochondria, which are organelles specialized to produce energy in the form of high-energy adenosine triphosphate (ATP) molecules by different steps of cellular respiration in aerobic organisms (ie. the Krebs cycle and oxidative phosphorylation).
In conclusion, the reactions for cellular respiration that releases energy for use by the cell occur in the mitochondrial membrane (Option 4).
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If the rate of atrial depolarization was normal while the rate of ventricular depolarization was slower than normal, where would you expect to find a dysfunction in the electrical conduction pathway of the heart?.
You will find a dysfunction in the QRS complex of the electrical conduction pathway of the heart if the atrial depolarization is normal and the rate of ventricular depolarization is slower.
The waveform QRS complex represents the second acrion, ventricular depolarization. Q,R,S waves are included in the QRS complex; in rare circumstances, the q wave may not be seen. QRS measurements consist of 1.5-3 tiny boxes and take 06-.12 seconds. It calculates the complex from the first deflection following the P wave to the point where the S wave hits the isoelectric line (Period of zero electrical activity).
Ventricular depolarization is facilitated in part by an auxiliary route (AP) that connects the atrial and ventricle and is therefore capable of transferring electrical impulses into the ventricle without using the AV-His Purkinje conduction system.
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The only cells in the body capable of specifically recognizing and distinguishing different antigenic determinants are:________
Answer: They are called "lymphocytes"
Answer:The answer is lymphocytes.
Explanation:Please give brainliest if right.
Advances in biotechnology have given us genetically modified tomatoes that can survive shipping and arrive at the grocery store with few visible flaws. However, many of these modified tomatoes lose some flavor. What does this example suggest about the issues surrounding food-related genetic modifications?
a
Gaining some desired qualities may result in loss of others.
b
Genetic modifications are too costly and risky for business to pursue.
c
Genetic alteration may affect the plant's long-term ability to survive.
d
People care more about the appearance of food than taste.
This example of GMOs suggests that people care more about the appearance of food than taste (Option D).
What are GMO foods?GMOs (genetically modified organisms) are foods that have been modified by using genetic engineering techniques, which generally are associated with the generation of plant crops that may survive for longer periods of time and under adverse environmental conditions but they lose certain desired characteristics such as taste in this case of tomatoes.
In conclusion, this example of GMOs suggests that people care more about the appearance of food than taste (Option D).
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Answer:
D
Explanation:
People care more about the appearance of food than taste
What is the major contributor to the increase in antibiotic resistance in bacteria?
The biggest contributor to increasing antibiotic resistance in bacteria is their overuse.
What are antibiotics?
Antibiotics are medicines that fight, as their name indicates, infections caused by living beings, especially bacteria. What it does is kill bacteria or make it more difficult for them to grow. Antibiotics should not be taken improperly as this contributes to resistance when using them. This occurs when the bacteria adapt to this antibiotic and can resist its action, slowly increasing the resistance to that antibiotic by the bacteria from one generation to the next.
Therefore, we can confirm that the biggest contributor to increasing antibiotic resistance in bacteria is their overuse which promotes the evolution of bacteria into more resistant strains.
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Gene therapy has been used to treat cystic fibrosis. Cystic fibrosis is caused by a what
in a single gene.
It should be noted that gene therapy has been used to treat cystic fibrosis and cystic fibrosis is caused by a defective gene .
How to illustrate the information?A faulty gene that causes the body to create excessively thick and sticky fluid, known as mucus, is the cause of cystic fibrosis.
Your digestive system, lungs, and other organs might become damaged by the illness known as cystic fibrosis. It's a hereditary condition brought on by a damaged gene that can be passed down through the generations. The cells that make mucus, perspiration, and digestive fluids are impacted by cystic fibrosis.
Cystic fibrosis is brought on by a mutation in the CFTR gene (cystic fibrosis transmembrane conductance regulator). This gene regulates the movement of fluids and salt into and out of your cells. When the CFTR gene isn't functioning properly, your body produces sticky mucus.
In conclusion, ut should be noted that gene therapy has been used to treat cystic fibrosis and cystic fibrosis is caused by a defective gene.
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Gene therapy has been used to treat cystic fibrosis. Cystic fibrosis is caused by a ......
What is a primary mechanism of homeostasis whereby a change in the body triggers a response to counteract the change?
Negative feedback
Positive feedback
Negative response
Positive response
What is the frequency of the a1a2 genotype in a population composed of 20 a1a1 individuals, 80 a1a2 individuals, and 100 a2a2 individuals?.
The frequency of a1a2 genotype in the population will be 0.4.
Frequency can be defined as the rate of repetition of an event or outcome. To calculate the frequency, the number of desired outcome is divided by the total number of possible outcomes.
According to the question,
a1a1 individuals = 20; a1a2 individuals = 80 and a2a2 individuals = 100
Therefore, the total number of individuals in the population = 20 + 80 + 100 = 200
Here the desired outcome is a1a2, which is equal to 80 and the total number of outcomes = 200.
Therefore, frequency of a1a2 individuals = [tex]\frac{80}{200}[/tex] = 0.4
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Identify a change in your environment that might affect homeostasis. Explain using the terms: stimulus, control center, set point, receptors, effectors, and imbalance in your answer.
Answer:
If you are sitting in a chair in a room and the temperature outside the room changes, that would be a change in your environment. If the temperature outside the room changes and the temperature inside the room changes, that would be the stimulus for a change in your environment that might affect homeostasis. The set point for the temperature in the room is the temperature that the control center (the thermostat) is set at. The receptors in the room are the sensors that detect the temperature. The effectors in the room are the things that adjust the temperature, like the heater or the air conditioner. If the temperature outside the room changes and the temperature inside the room changes, that would be an imbalance.
What is a stimulus?
A stimulus is a change in the environment that can cause a reaction in an organism.
What is a control center?
A control center is a region of the body that is responsible for regulating certain functions.
What is a set point?
A set point is a specific value that the body sets for a particular function.
What are receptors?
Receptors are specialized cells that detect changes in the environment and send signals to the control center in the body.
What are effectors?
Effectors are muscles or glands that respond to signals from the control center and produce a change in the body.
What is an imbalance?
An imbalance is a condition in which there is a difference in the amount of a substance or energy between two systems.
Explanation:
Let me know if you need elaborating on any of the concepts above and I'd be happy to do so. Feel free to give me Brainliest if that helped :)
What conditions cause an increase in the production of a particular protein?
Answer:
A growing global population, combined with factors such as changing socio-demographics, will place increased pressure on the world’s resources to provide not only more but also different types of food. Increased demand for animal-based protein in particular is expected to have a negative environmental impact.
A certain protein is produced more frequently as a result of muscular dystrophy. Protein Large macro- and biomolecular structures, proteins are made up of one or more extended chains of amino acid residues.
Animals use proteins for a variety of purposes, such as catalyzing metabolic processes, replicating DNA, reacting to stimuli, giving cells and organisms structure, and transporting substances. A polypeptide is an amino acid residue-based linear chain.
A protein has at least one long polypeptide. The individual amino acid residues are held together by peptide bonds and nearby amino acid residues.
Although the underlying cause of Duchenne muscular dystrophy (DMD) is unknown, an imbalance in protein expression, which occurs when the rate of muscle protein synthesis is insufficient to replace degraded proteins and increase protein mass, must be the cause of muscle growth failure and skeletal muscle wasting.
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What term is defined by the study of tissues? select one:
a. histology.
b. molecular biology.
c. microbiology.
d. cytology.
e. surface anatomy.
Histology is defined as the study of tissues.
Histology- Histology is used to identify illnesses in people, animals, and plants as well as to examine how treatments are working. In order to better comprehend inexplicable deaths, histology is employed during autopsy and forensic investigations. In rare instances, microscopic tissue analysis may reveal the cause of death.
Tissue- A collection of cells with similar structures and functions is referred to as a tissue. The intercellular matrix, a nonliving substance, fills the gaps between the cells. There could be a lot of this in certain tissues and not much in others.
Connective tissue, epithelial tissue, muscular tissue, and nerve tissue are the four fundamental forms of tissue.
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PLEASE HELP FAST IM RUNNING OUT OF TIME
1. Describe the effects the 3 limiting factors had on the cricket frog population.
2. Explain what change occurred with the moth population after the industrial revolution
The effects the 3 limiting factors had on the cricket frog population
are:
There was a decrease due to predator attacks there is an increase in the population due to increase in pollution. another increase due to more food sources.2. After the industrial revolution, there was a shift in the moth population
What is population?Population typically refers to the number of people or organisms in a single area, whether it be a city or town, region, country, continent, or the world.
From the first question, the effects the 3 limiting factors had on the cricket frog population is:
When the predators population is increased, there will be high risk to the cricket frog from these predators as they may start attacking them rigorously and ultimately lead to a sharp decline in their population. Pollution is a favorable factor that causes cricket frogs to flourish and increase in number. Thus the higher the pollution level, the higher will be the population of cricket frog. Food sources will reduce the competition with in the cricket frog species and hence there population will increase.From the number 2 question,
After the industrial revolution, the moth population shifted because light-colored moths became easier to see so they were eaten more often.
This shift in population prompted Organisms that survive to have a better chance of reproducing so the population continues to grow.
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What background information does Orwell describe before that event? (Where, physically, is the story set, and what is the historical time period?) What events lead up to the shooting of the elephant?
The story of a British police officer who was sent to Burma to shoot an elephant that had killed an Indian man is told in the essay "Shooting an Elephant" .
Beginning with a few of his memories from his time as a young police officer serving in Burma, Orwell shares his experiences.
Orwell claims that these encounters left him with two things: they confirmed his already-formed belief that imperialism was bad and they created in him a hate of the animosity that existed between European imperialists and their local subjects.
The major action of Orwell's narrative occurs in Moulmein, a city in Lower Burma. One of the domesticated elephants that the locals own and utilize has been causing mayhem throughout the bazaar after giving its rider, or mahout, the slip. It has demolished huts, butchered cows, and descended on fruit stands in search of sustenance.
He then kills the elephant from a safe distance and is amazed at how long it takes the beast to pass away. At the conclusion of the essay, he admits that the sole reason he shot the elephant was to avoid appearing foolish.
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during bronchoconstriction, the smooth muscle that lines the bronchial passages contracts, resulting in a decrease of the internal diameter of the airway and an increase of:
Bronchoconstriction occurs when the smooth muscle that lines the bronchial passages contracts, resulting in a decrease in internal airway diameter and an increase in: Airflow resistance
Bronchoconstriction:
The smooth muscles of the bronchus contract when there is bronchoconstriction. The passageway that carries air to and from your lungs is called a bronchus. The bronchus narrows as a result of this muscular contraction, limiting the volume of air that can enter and exit your lungs.
Usually, bronchoconstriction is a symptom of lung conditions as asthma, emphysema, and others. However, even those without any lung conditions can experience bronchoconstriction when engaging in strenuous activity.
Bronchoconstriction's root causes:
It is unknown what specifically causes bronchoconstriction. However, several things are well-known asthmatic and bronchoconstriction triggers. These catalysts could consist of:
-allergens
-environment-related toxins
-chemicals, cold, dry air, and smoke
-lung illness, respiratory infections, and
-stress
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Read the following line of dialogue from “when greek meets greek” “when you are in rome, do as the romans do.” Is it colloquialism, idiom, jargon, or slang?
Answer:
Idiom
Explanation:
An idiom is a phrase that means something different than what it literally means. "When in Rome, do as Romans do" means to imitate the people around you if you're in a new situation and don't know how to react.
An organism that lives by preying on (eating) other organisms is called a
What happens to ice as it warms up?
Answer:
the ice melts into liquid water.
Answer:
It turns into liquid water...
HELP!!!!!! Consider these two biomes: (1) the temperature ate grassland and (2) the temperature woodland and shrubland. Coyotes live in both biomes. Describe two adaptions that might enabled coyotes to tolerate conditions in both biomes.
A moderate climate often features freezing winters and mild to scorching summers. Temperate grassland, woodland, and shrubland-dwelling coyotes have unique adaptations that allow them to tolerate scorching summers and chilly winters. They can withstand chilly temperatures because to their thick fur.
This is further explained below.
What are coyotes?Generally, The coyote is a species of canine native to North America. It is smaller than its close relative, the wolf, and slightly smaller than the closely related eastern wolf and red wolf.
It fills much of the same ecological niche as the golden jackal does in Eurasia
In conclusion, A moderate climate has cold winters and hot summers. Temperate grassland, woodland, and shrubland coyotes have adapted to hot summers and cold winters. Their dense fur keeps them warm.
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Enzymes
Read the article and use the information to answer the following questions.
Enzymes
What two components are often found as part of an enzyme?
The two components that are often found as part of an enzyme are known as apoenzyme and cofactor or prosthetic group.
What are Enzymes?Enzymes may be defined as biocatalysts that increase the rate of a chemical reaction without being consumed in the overall process. It may be thought that all cellular reactions and processes are mediated by enzymes.
Conjugated enzymes consist of two components. The non-protein component is known as the cofactor or prosthetic group. This component of protein is required for catalytic activity.
Elimination of this non-protein part from conjugated enzymes leaves only the proteinaceous part which is known as apoenzyme. This component of enzymes is biologically inactive.
Therefore, the two components that are often found as part of an enzyme are known as apoenzyme and cofactor or prosthetic group.
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Jasmine and Paul are performing an experiment to test how the
heart rate is affected by exercise. Which of the following is the BEST
hypothesis for Jasmine and Paul's experiment?
The best hypothesis for Jasmine and Paul's experiment is that exercise increase the heart rate.
How the heart rate is affected by exercise?The heart rate is greatly affected by exercise because exercise needs a lot of energy and oxygen and we know that heart is responsible for providing oxygenated blood to the cells and remove waste material from it. When we do exercise our body needs oxygen very quickly in order to produce large amount of energy in the form of ATP. So we can say that exercise increase heart rate.
So we can conclude that The best hypothesis for Jasmine and Paul's experiment is that exercise increase the heart rate.
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Pls help me the question is in a photo I’m so confused right now
Answer: (7, D) (6, B) (5, A) (4, C)
Sunil is just the opposite of Thomas. He runs a small resort-style hotel. He is very friendly and allows the employees to
take care of the different areas of the hotel without his input. Sometimes, however, there are problems because
employees don't know what to do. His style of leadership is known as:
participant
laissez-faire
autocratic
democratic
Laissez-faire is a type of leadership that Sunil follows in order to run his small resort-style hotel. He allows his employees to take care of his hotel without his input.
What is the Laissez-faire leadership?Laissez-faire leaders have a sense of dependability and trust in their employees. They don't micromanage, spend too much time immersed in their work, or give out too much direction. Laissez-faire leaders, on the other hand, give their team members the freedom to use their initiative, resources, and knowledge to promote their objectives.
Who are some famous proponents of the free market?The libertarian businessman of the 20th century in America is Andrew Mellon. The great philanthropist and businessman Mellon was equally at home in politics, business, and finance.
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Which of the following is the best explanation of
the available energy at each of the trophic levels
in this ecosystem?
A. The amount of available energy is equal at all
trophic levels because all organisms require
energy.
B. Third-level consumers have the greatest
amount of available energy because they
require energy to fly and hunt for prey.
C. Producers have the greatest amount of available
energy because they absorb heat from the sun.
D. The amount of available energy decreases at
each trophic level because energy is lost as
heat and used for life processes.
A type of feed claims to boost the growth rate of cows. The feed is tested on two twin newborn cows. Bessie receives the experimental feed, and Bertha receives regular corn feed. Their weights are recorded in the table below.
The variable that will be independent will be the type of feed.
Why will it be the independent variable?The independent variable is said to be the one that can be manipulated in an experiment, and the effects of manipulating it are affected by the dependent variables.
Then the independent variable will be the type of food of the cow, since this will change in the two cows and this will be reflected in the weight of the cow, which is the dependent variable, since this will change at the expense of the change in the independent variable.
Therefore, we can confirm that the variable that will be independent will be the type of feed.
A type of feed claims to boost the growth rate of cows. The feed is tested on two twin newborn cows. Bessie receives the experimental feed and Bertha receives regular corn feed. Their weights are recorded below. What would be the independent variable?
Age of the cow
Type of feed
Weight of the cows
Type of cow
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Broad-spectrum antibiotics inhibit the growth of most intestinal bacteria. Consequently, assuming that nothing is done to counter the reduction of intestinal bacteria, a hospital patient who is receiving broad-spectrum antibiotics is most likely to become _____.
Answer:
yxvj
Explanation:
xd hi da see tgif ggpfyftoftyyf
Broad-spectrum antibiotics inhibit the growth of most intestinal bacteria. As a result, assuming that nothing is done to combat the reduction in intestinal bacteria, a hospital patient who is receiving broad-spectrum antibiotics is most likely to be deficient in certain vitamins and minerals.
What are Antibiotics?
An antibiotic is defined as a type of antimicrobial substance active against bacteria which is the most important type of antibacterial agent for fighting bacterial infections, and antibiotics are widely used in the treatment and prevention of such infections. These can either kill or inhibit the growth of bacteria.
There are two types of antibiotics that are:
1. Narrow-spectrum antibiotics
These are effective against a certain group of bacteria
2. Broad-spectrum antibiotics
These are effective against a wide variety of bacteria and thus, can be used to treat many infectious diseases.
Broad-spectrum antibiotics play an invaluable role in the treatment of bacterial infections, but also have limitations such as selectivity for many bacterial species and the spread of resistance, and their deleterious effects on the host microbiome.
Thus, Broad-spectrum antibiotics inhibit the growth of most intestinal bacteria. As a result, assuming that nothing is done to combat the reduction in intestinal bacteria, a hospital patient who is receiving broad-spectrum antibiotics is most likely to be deficient in certain vitamins and minerals.
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It has been rumored that olympic athletes living at the olympic village have lots of sex with each other. what is
one possible explanation for this behavior?
Athletes who win their events may experience elevated testosterone levels and elevated sex drives.
Which of the following areas of psychology research seeks to understand how the endocrine system influences the control of behavior?Behavioral endocrinology is the name given to the scientific study of how hormones affect behavior and how they interact with the endocrine system. Hormones can affect behavior, and behavior can occasionally affect hormone concentrations in this interplay.
The athletes who win events their level of testosterone levels increases.
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A specified quantity with which any other quantity of the same kind is measured is called a what
A specified quantity with which any other quantity of the same kind is measured is called a Unit
An exact magnitude of a quantity that is used as a standard for measuring other quantities of the same kind is what is known as a unit of measurement. Law or tradition define and recognize it. Another quantity of that type may be expressed using a multiple of the unit of measurement. For instance, a length is a physical quantity.
When a physical quantity's system of units is changed, its value is only expressed in a different type of system of units, i.e., only its magnitude is changed when expressed in a different system of units. As a result, the magnitude of the quantity does not change with the change in the system of units. The sum, however, does not alter.To know more about quantity visit
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1 ♥
Next O Introduction to Biochemistry: Mastery Test
Plants contain the carbohydrates starch and cellulose. In the spring when stem growth is at its fastest rate, cellulose production rates an
Increased in some plants. In the months with less sunlight, the level of starch decreases in some plants. What does this information
demonstrate?
OA Two functions of carbohydrates are structural support and energy storage.
OB.
Carbohydrates are not necessary for plants to grow.
OC. Plants cannot produce carbohydrates when there is no sunlight.
OD. Two functions of carbohydrates are structural support and transferring genetic information.
Reset
Next
The correct answer is option A. which states that the two functions of carbohydrates in plants are structural support and energy storage.
Cellulose is a polysaccharide which is made up of numerous glucose chains linked to each other. It's main function is to provide a structural rigidity and support to the plants. It is also a constituent of the cell wall.Starch is another polysaccharide which is serves as the primary source of food and energy for living beings. Plants produce sugar through the process of photosynthesis using sunlight, carbon dioxide and water which is stored in the form of starch in plants.Hence, the correct answer is option A. the two functions of carbohydrates in plants are structural support and energy storage.
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The human population has changed in ways that are similar to other populations. How has the human population changed since it first appeared on earth?.
The human population has changed since it first appeared on earth as b. the population has generally increased, and at rates that have varied over time.
The rate at which a population of a species grows in an environment depends on the adaptations of the species to that ecosystem. Populations tend to change with time in order to become adaptable to the changing living conditions on earth.
Humans, in general, have been able to come forward with better adaptations, with time to survive on earth. The population of humans has increased over time but this increase was not a continuous one. There were certain periods, when the decline in the human population, was observed due to certain environmental conditions such as the eruption of volcanoes, the introduction of new infectious agents in the environment, etc. Hence, the human population has increased in general but at varied rates.
Although a part of your question is missing, you might be referring to this question:
The human population has changed in ways that are similar to other populations. How has the human population changed since it first appeared on earth?
a. The population has generally increased at a relatively constant rate
b. the population has generally increased, and at rates that have varied over time
c. The population increases rapidly until it reaches carrying capacity, where it has remained for thousands of years
d. The population increases rapidly until it reaches carrying capacity, and then decreased at a constant rate
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what organelle is associated with pinocytosis
Answer:
The plasma membrane
Explanation:
Pinocytosis is the process of a portion of the plasma membrane folding inwards and forming a vesicle that "gulps" molecules in the extracellular fluid. Because all solutes in the fluid are taken into the cell, pinocytosis is considered a very nonspecific way for solutes to enter the cell.