Which explains a difference between prokaryotic and eukaryotic gene reguation?
A.
Prokaryotes do not have mRNA, so they do not have processes to degrade mRNA.
B.
Prokaryotes process DNA in the nucleus, so genes do not need to be activated.
C.
Eukaryotes utilize operons, so they do not need to produce sections of mRNA.
D.
Eukaryotic gene regulation is controlled by more than one promoter and one regulator.
The statement 'eukaryotic gene regulation is controlled by more than one promoter and one regulator' explain the difference between prokaryotic and eukaryotic gene regulation (Option D).
How does eukaryotic gene regulation take place?Eukaryotic gene regulation is a complex process controlled by different types transcription factors that bind to specific nucleotide regions upstream target complementary genes called promoters, while in prokaryotes there is only one promoter.
In conclusion, one of the most important distinctions observed in transcription between prokaryotic and eukaryotic organisms is the fact that gene regulation in eukaryotes is controlled by more than one promoter and one regulator (Option D).
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Rhodobacter spheroides has the ability to swim quickly through water toward light, which is necessary for photosynthesis. such quick swimming is characteristic of __________.
In conclusion, Rhodobacter spheroides has the ability to swim quickly through the water toward the light, which is necessary for photosynthesis, and this quick swimming is characteristic of flagella structures in the cell.
What are flagella structures?Flagella structures are cytoskeleton structural parts of the cell composed of microtubules that are used by certain cell types for locomotion into the water and movement.
In conclusion, Rhodobacter spheroides has the ability to swim quickly through the water toward the light, which is necessary for photosynthesis, and this quick swimming is characteristic of flagella structures in the cell (in this case, bacteria).
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what is one way that rna differs from dna? it forms a double helix. it forms a double helix. it is not soluble in water. it is not soluble in water. it is single-stranded. it is single-stranded. it has no nucleus.
Correct answer is E. It is single-stranded.
What is the difference between DNA and RNA?
DNA and RNA vary primarily in that whereas RNA has single-stranded molecules, DNA contains double-stranded ones. Deoxyribonucleic acid, also known as DNA, and ribonucleic acid, also known as RNA. Genetic information is carried by both DNA and RNA, but there are several key distinctions between the two. Deoxyribose, a sugar, makes up DNA, while ribose, a sugar, makes up RNA. Deoxyribose has one less -OH group than ribose. Another distinction is that whereas RNA is not stable in an alkaline environment, DNA is.
All genetic information is encoded in DNA, which also serves as the building block for all biological life. And only in the near future. In the long run, DNA serves as a storage medium, a biological flash drive that enables the transmission of the genetic code from one generation to the next. RNA works as the reader that decodes this flash drive. There are distinct RNAs for each phase in this multi-step reading process. We examine the three most crucial RNA kinds in further detail below.
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After many experiments, Sir Isaac Newton developed an equation: force = mass x acceleration. This equation is now
considered a statement of fact and can be used to predict what force will be generated by any object in motion.
Newton's idea is most likely called
O a motion experiment.
a motion hypothesis.
O a theory of motion.
a law of motion.
The force that will be produced by any moving object may be predicted using this equation, which is today regarded as a statement of fact, thus law of motion is the name given to this concept that Sir Issac Newton gave us.
Which amongst Newton’s laws includes force, mass, and acceleration?Newton’s Second Law of Motion can be used to describe that situation.
This law, according to NASA, reads as “Force is defined as the difference between momentum and time. Force is defined as mass multiplied by acceleration for a fixed weight.”
Sir Isaac Newton calculated the formula force = mass * acceleration after conducting many tests or experiments.
The mathematical formula for this law can be calculated as
F = ma
Here M represents mass, a is for representing acceleration, and F is force.
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Complete Question
After many experiments, Sir Isaac Newton developed an equation: force = mass * acceleration. This equation is now considered a statement of fact and can be used to predict what force will be generated by any object in motion.
Newton's idea is most likely called
A) a motion experiments.
B) a motion hypothesis.
C) a theory of motion.
D) law of motion.
Joan smells a very strong odor, bruce smells an odor that is harely detectable. Based on what is known about neural transmission you coule preeict thwy the action potentials will...
The odorant molecules are converted into action potentials by olfactory receptor neurons (ORNs).
In the olfactory epithelium, olfactory receptors are present. The superior nasal cavity contains a specific region of nasal mucosa that covers some of the ethmoid bone (cribiform plate). The olfactory pathway's first-order neurons are called olfactory receptor cells. They have one axon and one dendrite and are bipolar neurons. - When olfactory receptors are stimulated, nerve impulses are set off and travel up the olfactory nerves to the brain. – lubricant secretion over the eyeballs. As a result, the rate of stimulus is determined by the selected breathing rhythm, which in mouse varies from 2 to 10 Hz.
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How similar is this physical model to real object? Only right answer please.
The model is very similar to the internal composition of the human body.
What is seen in the image?The image shows a scale model of the human body in which some organs and tissues such as the skin, the lungs, the liver, the intestines, the brain, among others, are distinguished.
What is this model for?This model has been created so that apprentices in areas related to medicine have access to the internal structure of the human body and learn about this subject without the need to access a real human body.
On the other hand, it should be noted that there are different types of models, not only in medicine are these tools used. Also in areas such as architecture, engineering, biology, botany, chemistry, physics, among others, because the models allow us to interact with an element in a controlled way without the need to use real elements that can be risky or difficult to access.
According to the above, it can be inferred that the similarity between the model and reality is high because high standards of quality and fidelity with reality are needed so that the learner can learn the greatest amount of information from the model.
Note: This question is incomplete because there is some information missing. Here is the complete information:
Image attached.
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Describe which crab spider you think will have a higher chance at catching its prey and why ?
Flattie spider or wall crab spiders have a higher chance at catching its prey.
The quickest leg-driven twisting movement of any terrestrial animal is possessed by the family of spiders known as Selenopidae, which includes flattie spiders and wall crab spiders. Although the crawler's rapid revolutions appear blurry to the untrained eye, their speeds are equivalent to those of aerial spinners like hummingbirds and fruit flies.
We discovered that the leg closest to the prey anchors to the ground, providing the spider with a point of leverage from which it may draw its torso in closer to the prey.
Eight laterigrade, or sideways moving, legs are used by flattie spiders to cover their entire body in all directions. The spiders are able to spin in this ready-to-fire, outward position.
Hence, They have a better probability of getting prey because of this.
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Upon binding of a single first messenger to a plasma membrane, thousands of second messengers may become activated. this effect is known as?
The phenomenon by which upon binding of a single first messenger to a plasma membrane, and then thousands of second messengers may become activated is called amplification or amplification of signaling.
What is the amplification of signaling?The amplification of signaling is a cell phenomenon by which the interaction between ligand and receptor in the cell membrane leads to the formation of many second messenger molecules such as cyclic AMP.
In conclusion, the phenomenon by which upon binding of a single first messenger to a plasma membrane, and then thousands of second messengers may become activated is called amplification or amplification of signaling.
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The prefix that is added to the word autotroph to denote organisms which can use inorganic compounds in the environment to fix carbon dioxide with hydrogen atoms to make sugar is?.
The prefix that is added to the word autotroph to denote organisms which can use inorganic compounds in the environment to fix carbon dioxide with hydrogen atoms to make sugar is 'litho'.
We describe autotrophs as organisms that have the ability to form their own nutrition. The addition of the prefix 'litho' to the word autotroph forms the lithoautotrophs.
Lithoautotrophs are a specific type of autotroph that can derive their energy by using inorganic substances. As lithoautotrophs use substances like carbon dioxide or minerals to derive energy, they fix carbon dioxide in the environment and replace it with hydrogen. The lithotrophs can either derive energy from light or they can derive energy from chemicals. The sugar produced by lithoautotrophs is then used for carrying out other functions.
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C. How would a solution allowing humans to grow
more food crops on less land benefit humans
and ecosystems??
Answer: that will be beneficial because will reduce starvation, it will increace the number of farmers, and allow better useage of land.
Explanation: i know i spelled some words wrong cuz im jus tired and explanation is that this is going off of my personal knowlage sooo yeah sorry if im wrong.
Which part of the phospholipid bilayer is HYDROPHILIC? Which direction does it face?
What research on intact brain patients resulted in the understanding of the relative speeds of verbal and virtual-spatial processing in the two hemispheres?.
Research on Hemisphere specialization of the intact brain patients resulted in the understanding of the relative speeds of verbal and virtual-spatial processing in the two hemispheres.
Based on their findings and research in patients with intact brain, hemisphere research has resulted into the discovery of what part of the brain serves a particular function. Researchers thought that the left hemisphere was the dominant hemisphere in which all higher brain activities, such as thinking and problem solving, occurred. The right hemisphere was often assumed to have no specific functions or talents.
According to the current view of hemispheric specialization, the left hemisphere is better at verbal processing activities while the right hemisphere is better at nonverbal processing tasks. This shift in viewpoint was prompted by research into the impacts of split-brain surgery.
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The estimated heritability of 48 percent for neuroticism in the population supports the claim that.
The estimated heritability of 48 percent for neuroticism in the population supports the claim that the variability in neuroticism is due partly to genetic variability in the population.
What is neuroticism?The tendency to experience unpleasant emotions such as rage, anxiety, self-consciousness, irritability, emotional instability, and depression is known as neuroticism.
Negative emotions including anxiety, melancholy, wrath, and guilt are more likely to occur in neurotic persons.
According to empirical research, excessively high degrees of neuroticism are linked to a lifelong state of misery that affects everyone around the neurotic person.
For instance, excessive concern or dread before social contact.
Social encounters are uncomfortable and accompanied by severe self-consciousness. Self-censorship and the tendency to overthink everything they say or do in a conversation.
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EASY ((10 PTS)) **HELP ME PLEASEEEEE**
Humans currently are
1. Two of these
2. All of these
3. unevenly distributed and the difference is increasing.
4. using almost half of the Earth's land.
5. using unevenly distributed resources; less than 20% use over 80% of the energy.
6. using over half of all renewable fresh water sources.
7. Three of these
The correct response to the question is; "Three of these"
How is human population?We know that the population of the planet earth have been increasing in leaps and bounds. The birth rate has fast exceeded the death rate in some parts of the world. This tends to upturn the balance that we have in the universe. We could confidently say that the planet is at the brink of exceeding its carrying capacity and this would of course have a much adverse effect on the individuals that live on the earth.
Looking at the map of the world, it is clear that if the population of the earth is not speedily contained the planet would soon exceed carrying capacity with the population being larger in some areas than it is in other places.
We could then conclude that humans currently are;
unevenly distributed and the difference is increasing.using unevenly distributed resources; less than 20% use over 80% of the energy.using over half of all renewable fresh water sources.Learn more about human population:https://brainly.com/question/18508068
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suppose organism x is infected by organism y. in response, organism x's body temperature rises to 40°c. how will this change in temperature affect enzyme activity in both organisms?
It must decrease the enzyme activity in both of the organism X and Y.
Enzyme activity is always measured in the units which is indicate the rate of the reaction catalysed by that enzyme was expressed as the micromoles of the substrate transformed (or product formed) per minute. the Enzyme activity is the amount of the substrate to be converted by the enzyme in the moles per unit time. It is always measures the amount of the active enzyme which are present in the mixture at the given time .the Enzyme activity can be affected by the variety of the factors, such as the temperature, pH, and the concentration. the Enzymes work best as within the specific temperature and the pH ranges, and the sub-optimal conditions
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Multicellular Organisms Quick Check
How is homeostasis achieved? (1 point)
O Cells maintain internal stability.
O Cells control involuntary movements.
O Cells secrete stomach enzymes.
O Cells control voluntary movements.
Answer: Cells maintain internal stability.
Explanation: I took the quiz so ik its the correct answer
The sickle-cell allele most likely originated when a mutation occurred in a normal hemoglobin allele. If the trait arose in africa, where did it most likely originate?.
Additionally from Africa came the Sickle-cell allele, which most likely developed when a mutation in a normal hemoglobin allele took place. The sickle-cell allele most likely developed close to Kinshasa (in Congo).
A recessive allele of the hemoglobin gene is responsible for the sickle cell anemia characteristic. This implies that in order to have the condition, you must have two copies of the recessive gene – one from each parent. One dominant and one recessive copies of the allele prevent the development of sickle cell anemia in individuals.
An genetic condition where the red blood cells do not persist as long as normal red blood cells, have an irregular crescent form, and obstruct tiny blood arteries.
It turns out that because the mutation gives some resistance to malaria in certain places, HbS carriers have been naturally chosen. When the malaria parasite infects them, their red blood cells, which include some aberrant hemoglobin, have a tendency to sickle.
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Question 7 of 15
Which is not true of the Intertropical Convergence Zone (also known as the
doldrums)?
A. It's a high-pressure zone with rising air.
OB. It's where the trade winds collide.
OC. It is near the equator.
D. It features heavy precipitation.
SUBMIT
Answer:
A it's a high pressure zone with raising air.
Why do phlebotomists perform their routine blood collection early in the morning?
What do viruses and eukaryotic cells have in common. [by structure]
A virus is a contagious particle that multiplies by "commandeering" a host cell and exploiting that cell's resources to create further viruses.
A virus is composed of a DNA or RNA genome enclosed in a capsid, a protein shell. Some viruses have a membrane envelope on the outside.Viruses come in a wide variety. They have various genome types, distinct forms and architectures, and they infect various hosts.By infecting their host cells and reprogramming them to become virus-producing "factories," viruses spread throughout the body.Points of similarities between viruses and eukaryotic cells are as follows:
Both viruses and eukaryotes have genetic material in the form of DNA.They are covered by an external membrane called envelope. In case of eukaryotes, an external cell membrane and cell wall (in case of plants) is also present which envelops the cytoplasm. Both have a capacity to change or evolve over time.Learn more about viruses here:
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Contrary to the structures of the hindbrain and the midbrain, most structures of the forebrain are?
Contrary to the structures of the hindbrain and the midbrain, most of the structures of the forebrain are duplicated in both brain hemispheres (i.e., the right brain hemisphere and left brain hemisphere).
What are the right brain hemisphere and left brain hemisphere?The right brain hemisphere and left brain hemisphere are two structures that divide the cerebrum (i.e., the brain) into two major parts, which control the sensory and motor functions of the individual.
The right brain hemisphere controls functions of the left part of the human body, while the left brain hemisphere controls functions of the right part of the human body.
In conclusion, contrary to the structures of the hindbrain and the midbrain, most of the structures of the forebrain are duplicated in both brain hemispheres (i.e., the right brain hemisphere and left brain hemisphere).
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what is natural and human factors might the availability of clean drinking water?
Answer:
Explanation:
They include sedimentation, pollution, climate change, deforestation, landscape changes, and urban growth.
regular use of ivermectin as prophylaxis for covid-19 led up to a 92% reduction in covid-19 mortality rate in a dose-response manner: results of a prospective observational study of a strictly controlled population of 88,012 subjects
Study on use of ivermectin for Covid-19: Regular use of ivermectin for Covid-19 prophylaxis reduced Covid-19 mortality by 92% in a dose-response manner.
The aim of this study was to determine whether regular use of ivermectin affected his level of protection against COVID-19 and related outcomes, and to enhance the efficacy of ivermectin by demonstrating a dose-response relationship.
BACKGROUND:
We have previously shown that ivermectin, used as prophylaxis for coronavirus disease 2019 (COVID-19), is associated with reduced COVID-19 infection and hospitalization, and mortality.
METHOD:
An exploratory analysis of this prospective observational study included a program of ivermectin at a dose of 0.2 mg/kg/day for 2 consecutive days every 15 days for 150 days. Here is the definition of regularity:
A regular user received her 180 mg or more of ivermectin, and an irregular user received up to 60 mg of ivermectin throughout the program. After multivariate adjustment, comparisons were made between nonusers (those not using ivermectin) and regular and infrequent users. We calculated and compared the risk of COVID-19 infection and death from COVID-19 using the full city database. The COVID-19 database was used and propensity score matching (PSM) was employed for hospitalization and mortality.
RESULT:
Among COVID-19 participants, regular users were older and had higher prevalence of type 2 diabetes and hypertension than casual or non-regular users. Matching analysis after PSM included 283 subjects in each group of non-regular and regular users among regular and non-regular users, and 1,542 subjects among non-regular and non-regular users. rice field. 100% reduction in hospital admissions for regular users compared to infrequent users.
complete question, Study on use of ivermectin for Covid-19.
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What type of complex carbohydrate is cellulose and what is its role in plant cells?.
Starch and glycogen are both complex carbohydrates this type of complex carbohydrate is cellulose.
In the potatoes shown below, for instance, the starches are abundant and primarily made up of repeating units of glucose and other simple sugars. By photosynthesis, the leaves of potato plants produce sugars that are then transported to subterranean tubers where they are stored as starch.A polysaccharide called cellulose is made up of a linear chain of a few hundred to a few thousand linked glucose units. The cell walls of many algae and plants contain cellulose, which is crucial for their structural integrity. About 90% of the cotton fibres seen here are made of cellulose.To learn more about cellulose.
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can someone tell me the 5 funtion of lipds
Answer:
The five functions of lipids are:
Storing and providing energy.
Chemical messengers.
Cholesterol formation.
Regulating body temperature.
Formation of Prostaglandin and its role in inflammation.
Explanation:
What country is at 85* South and 10* East?
Answer: close to the south pole so antartica
The synthesis of sugar molecules through the process of photosynthesis requires energy absorbed from sunlight. Bearing this in mind, what kind of reaction is photosynthesis?.
The synthesis of sugar molecules through the process of photosynthesis requires energy absorbed from sunlight. Bearing this in mind, photosynthesis is an endergonic reaction.
The reactions that absorb energy to initiate are known as endergonic reactions. The absorb energy in order to produce more energy.
Plants absorb energy directly from sunlight to start the photosynthesis process. glucose is synthesized in plants during thus process. It is vital for the survival of plants.
Other than photosynthesis, metabolic reactions in living organisms' cells are also endergonic reactions.
The chemical equation of photosynthesis is :
6C02 + 6H20 → C6H1206 + 6O2
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8. Name the process that the graph represents. Describe this process.
The graph represents negative feedback mechanism which includes most homeostatic control mechanisms.
In the human body, negative feedback mechanisms are important for maintaining health. A negative feedback loop, sometimes referred to as an inhibitory loop, enables the organism to control itself.
The process begins when a biological system produces more, which raises the levels of specific proteins or hormones in the body. This inhibits or reverses the system's ability to produce in the future. As a result, when proteins or hormone levels rise too high, the body decreases the amount of these substances it produces.
Thus, the given graph represents negative feedback mechanism, which includes most homeostatic control mechanisms.
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The cortical regions that are not directly involved in sensory or motor functions are known as.
The cortical regions that are not directly involved in sensory or motor functions are known as association areas.
Motor functions are those that regulate the movement of the muscles in the body. The neurons that stimulate signals for the movement are called motor neurons. The motor activities include the reflex actions, the muscular movements and the involuntary actions of the body.
Association areas are located in the frontal lobe of the cerebral cortex of the brain. These regions receive inputs from various areas. The functions performed by association areas are: memory retention, communication and inter-sensory association. Examples are: amygdala, hippocampus, etc.
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quizlet what is false concerning the sense of smell? question 7 options: the binding of an odorant to a receptor protein in the olfactory hair cell triggers second messengers to amplify the signal. a minute (very small) quantity of an odorant can trigger the olfactory pathway to elicit the sensation of smell. the olfactory system evolved into the limbic system, which controls emotions. cell bodies of mitral cells, tufted cells, and granule cells reside in the olfactory bulb. central processes of bipolar olfactory neurons travel through the internal acoustic meatus.
Central processes of bipolar olfactory neurons travel through the internal acoustic meatus is false concerning the sense of smell.
The olfactory neurons are special sensory nerves that provide the sense of smell. They arise in the receptors of the olfactory epithelium and pass via the olfactory foramina in the cribriform plate of the ethmoid bone, up to the olfactory bulbs.
Olfactory receptor neurons (ORNs) are bipolar neurons that are triggered when airborne molecules in inhaled air bind to olfactory receptors present on their cilia. The olfactory receptors belong to a G-protein-coupled receptor family. The Olfactory receptor neurons are present high within the nasal cavity in the olfactory epithelium.
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