You are doing a study on the enzymatic effects of lysosomes and want to follow the whole process from the formation of the enzymes to their use in the lysosome. Endoplasmic reticulum (ER) is the place where this observation will begin.
The endoplasmic reticulum (ER) is the site of the body which is involved in protein synthesis. The Rough endoplasmic reticulum (RER) has ribosomes attached to it. The ribosomes are the sites where the process of translation occurs. The Endoplasmic reticulum is known to play a central role in not only the formation of proteins but also the formation of lipids.
Hence, if we want to study lysosomes from the beginning i,e from the formation of enzymes present in lysosomes, then we will start from the Endoplasmic reticulum as it is the membrane is the place where lysosomes along with various other proteins are formed.
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Which example best describes an ecosystem’s resilience following a disturbance?
a. When a wildfire strikes, most of the members of a plant population are burned and killed.
b. When the climate becomes warmer, almost all members of an animal population die off.
c. When the soil becomes saltier, the community is gradually replaced with organisms that can
tolerate a saltier environment
d. When a new predator arrives, a prey population is forced to develop behaviors to protect
themselves.
Ecosystem depicts a relationship of living organisms with its environment. The environment offers resources as well as adaptability to the organisms for their survival. Thus, option c is correct.
What is an ecosystem?Ecosystem forms the fundamental and structural unit of ecology in which living organisms interact with the non-living components. Ecosystem supports the growth and development of organisms by providing optimal resources and the environment.
It shows wide range of diversity in the species and favour their reproduction. There are various factors that affect the ecosystem for example intensity of light, climatic changes, temperature variation, wind, soil etc. Human interventions also disrupt the ecosystem in many ways.
Thus, ecosystem can be considered as a dynamic entity.
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Why did it take so long to recognize hybrids?
Answer:
It took so long to recognize hybrids because Leamous..had to figure out the process to finally figure out what was going on .
Explanation:
What structure in the hypothalamus receives information about light from the retina and routes it to structures of the brain that regulate biological rhythms?.
The suprachiasmatic nucleus is the structure in the hypothalamus that receives information about light from the retina and passes it to brain areas that govern biological cycles (SCN).
The suprachiasmatic nucleus (SCN), a group of hundreds of cells in the hypothalamus, regulates behavioral rhythm by taking information about light exposure directly from the eyes.
The anterior portion of the hypothalamus has a bilateral structure called the suprachiasmatic nucleus (SCN). It controls the majority of the body's circadian cycles and is the primary pacemaker of the circadian timing system. There are numerous afferent neuronal pathways that connect to the SCN. Its principal tract is the retinohypothalamic tract, which develops from photosensitive ganglion cells in the retina. The suprachiasmatic nucleus's efferent projections innervate tissues like the pineal gland, which creates melatonin to promote sleep all night long.
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The organelles that are both surrounded by a double membrane, have their own dna, are involved in energy metabolism, and have their own protein synthesis machinery are the.
The organelles that are both surrounded by a double membrane, have their own DNA, are involved in energy metabolism, and have their own protein synthesis machinery are Mitochondria, and Chloroplast.
Mitochondria- The majority of the chemical energy required to drive a cell's metabolic operations is produced by mitochondria, which are membrane-bound cell organelles (mitochondrion, singular). Adenosine triphosphate, a tiny molecule, serves as a storage container for the chemical energy generated by the mitochondria (ATP).
Chloroplast- Organelles found in plant cells called chloroplasts use the photosynthetic process to change energy from the sun into reasonably stable chemical energy. They maintain life on Earth in this way.
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When a rat enters a skinner box, it has to learn to press a lever to get food. At the very beginning of this process, it is rewarded with food when it is in the vicinity of the lever. Then it is rewarded when it touches the lever, and so on. This technique of rewarding successive approximations of a desired behavior is called.
Answer:
If my notes are correct, then this is called "Operant Conditioning".
Explanation:
Regulating basic biological needs is a function of the __________. a. cerebrum b. hypothalamus c. thalamus d. forebrain please select the best answer from the choices provided a b c d
Regulating basic biological needs is a function of the Hypothalamus.
What do the cerebellum and hypothalamus perform?Through its association with hypothalamus, the cerebellum regulates blood pressure waves, carotid sinus reflexes, somatic and autonomic symptoms of anger and humiliation, the nictitating membrane of the pupil, breathing, and gastrointestinal functions.
The hypothalamus controls the hormone system. It releases hormones to another part of your brain called pituitary gland, which sends hormones out your different organ.
So, option b will be correct.
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What structure in the hypothalamus receives information about light from the retina and routes it to structures of the brain that regulate biological rhythms?.
The suprachiasmatic nucleus is a bilateral structure located in the front part of the hypothalamus (SCN). It serves as the primary pacemaker of the circadian timing system and regulates most of the body's circadian rhythms.
Your behavioural rhythm is controlled by the suprachiasmatic nucleus (SCN), a cluster of hundreds of cells in the hypothalamus that receives information about light exposure directly from your eyes.
While the hypothalamic suprachiasmatic nucleus (SCN) is generally in charge of synchronising circadian clocks throughout the body, rhythmicity in other hypothalamic nuclei has emerged as a key regulator of physiological rhythms such the sleep-wake cycle and daily food intake.
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Anyone knows the answer here!??
Answer:
the top one
Explanation:
plants kinda like breath carbon and you need water and energy to put all of the little thingys into sugar form
What happens to these cells as they get closer to the surface?
Answer:
The other on eis correct
Explanation:
Mutations cause changes in _____.
Multiple choice question.
cross out
A)
elements
cross out
B)
proteins
cross out
C)
compounds
cross out
D)
essential nutrients
2. DNA and histone proteins are the fundamental parts of a_________
Answer:
chromatin?
Explanation:
Helppp
The graph shows three different projections of human population growth. Which two colored lines on the graph show the human population reaching carrying capacity?
A.Line B and line C
B.Line A and line C
C.Line B and line D
D.Line A and line B
The two colored lines on the graph that show the human population reaching carrying capacity are Line B and line C. Thus, the correct option for this question is A.
What is Carrying capacity?Carrying capacity may be defined as the maximum number of individuals that can be supported by a habitat. the carrying capacity of the habitat must depend on two factors. They are as follows:
The food to eat.The space to live.Line B and line C are demonstrating the human population that reaching carrying capacity. This is because both these two lines after attaining a certain value must be declining in a gradual manner. This is the attribute of carrying capacity.
Therefore, the two colored lines on the graph that show the human population reaching carrying capacity are Line B and line C. Thus, the correct option for this question is A.
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lactobacillus in yogurt, some escherichia coli in the intestines of humans and animals, and rhizobium that fixes atmosphere nitrogen are all considered beneficial bacteria.
Lactobacillus in yogurt, some escherichia coli in the intestines of humans and animals, and rhizobium that fixes atmosphere nitrogen are all considered beneficial bacteria is true.
The health benefits of yoghurt, which is made when milk is fermented by the bacteria Lactobacillus delbrueckii subsp. bulgaricus and Streptococcus thermophilus, have been known for a very long time. Researchers have concentrated on the scientifically proven effect of yoghurt cultures alone on gut metabolism in a few papers. Yogurt bacteria have been demonstrated to impact intestinal transit time, boost the gut immune system, and improve lactose digestion in lactose intolerant people, while some authors were unable to support these findings. Researchers have also looked at the immunological and genetic underpinnings of the immunostimulatory characteristics of yoghurt starters.Live microorganisms that, when given in sufficient quantities, boost the host's health are known as probiotics.To learn more about Lactobacillus.
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True or False: The Law of Conservation of Mass states:
Matter cannot be created nor destroyed in any physical or chemical process.
The matter is just rearranged.
The mass of the reactants is not equal to the mass of the products.
PLEASE HELP 100 POINTS
Random mutations can cause all kinds of genetic changes to an organism. For example one bug might have extra legs due to a mutation. Will this trait be likely to be passed on to future generations?
YES OR NO
Answer:
the answers is yes
Explanation:
because it changes the genetic code, and genetic code is the genes and they define who you are amd wat u look like
The sum of genetic information (alleles) across all individuals in a population at any one time is called the:______.
The sum of genetic information (alleles) across all individuals in a population at any one time is called the Gene Pool.
Gene Pool- A population of a certain species' gene pool is made up of several genes, both expressed and unexpressed. This might be any population under consideration, such as pond frogs, forest trees, etc.
Allele- At a certain genomic region, an alleles represents one of two or more variations of the DNA sequence (the single base or even a segment of nucleotides). For each genomic region with such variation, a person inherits two different alleles, one from every parent. The person is homozygous for the allele if the two copies are the same.
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8. Show the cross between an Andalusian Chicken and a black chicken.
a (5 pts.)
% are Black Chickens (1 pt.)
% are Andalusian Chickens (1 pt.)
% are White Chickens (1 pt.)
c. Why don't any of the chickens have white feathers? (3 pts.)
b.
Answer: Two erminette chickens were crossed. Show the Punnett square. a) What's the probability they would have a black chick? 25%.
The Blue Andalusian, Spanish: Andaluza Azul, is a breed of domestic chicken indigenous to the autonomous community of Andalusia in south-west Spain.
Explanation:
Help please!
Do you think space exploration distracts from or
enhances finding solutions to our environmental
problems here on Earth? Explain your opinion.
Space exploration unites us in ways that other global efforts do not because we see ourselves as humans first. This advantage won’t solve our problems, but it can shift our attitude toward something that is healthier than our current state. We know more about our planet thanks to our efforts to explore space.
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?.
Answer:
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? A particular chemical reaction is exergonic.
What is Photosynthesis?
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a byproduct.
Have a great day! :)
The synthesis of sugar molecules through photosynthesis requires energy to be absorbed from the sunlight. Bearing this in mind, photosynthesis is an exergonic chemical reaction.
What is Photosynthesis?Photosynthesis is the process of formation of sugars in the chloroplast of plant cells. The synthesis requires energy which is absorbed from the sunlight. This sunlight is trapped in the chlorophyll pigment of plant cells. This energy converts carbon dioxide and water into sugars.
Photosynthesis is an exergonic reaction as this reaction releases free energy in the form of sugars (carbohydrates) in the process of the reaction. In exergonic reactions, energy is produced hence the reaction occurs spontaneously. The reactants does not require any energy to react and form product.
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Why should you vent the separatory funnel periodically when preforming an extraction involving organic solvents?.
Should you vent the mixing increases the evaporation of volatile organic solvents creating pressure in the closed space of a separatory funnel.
A separatory funnel needs to be vented to make sure that no gas buildup could unintentionally push the liquid or stopper out of the funnel. The separatory funnel should be turned gently while holding the stopper so the pointed end points upward and away from any persons or significant laboratory apparatus.To protect the analyst from solvent vapour exposure, the separatory funnel needs to be vented into a hood. 7.6 At least 10 minutes should pass while the organic layer separates from the aqueous phase.Everyone uses organic solvents in the majority of their daily activities, from the application of disinfectants to the elimination of challenging grease stains.To learn more about separatory funnel.
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Hi, I’m really confuse with the topic of digestive system!
Can anyone help me with describe and explain how food is digested ? Please also include chemical and physical digestion, including the type of enzymes too!
Thanks!!:)
Answer:
Mechanical digestion involves physically breaking down food substances into smaller particles to more efficiently undergo chemical digestion. The role of chemical digestion is to further degrade the molecular structure of the ingested compounds by digestive enzymes into a form that is absorbable into the bloodstream.
When viewing the euglena in lab, you should be able to positively identify the _________ and __________.
When viewing the euglena in lab, you should be able to positively identify the chloroplast and stigma.
Chloroplast is the cell organelle present in photosynthesizing organisms. These organisms are: plants, some bacteria and some fungi. It is a double membranous organelle that consists of the green colored pigment called chlorophyll.
Stigma is a photoreceptive organelle in the euglena present at the base of the reservoir. It is also called the red eyespot. The role of stigma is to focus the light upon the paraflagellar body. This helps the euglena to perform phototaxis, a phenomenon of movement of the body in response to light.
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Calculate the expected percent increase in industrial electricity use between 2010 and 2020. Round your answer to the nearest whole percentage.
The US is one of the most industrialized nations in the world. In 2021, the industrial sector was responsible for 33% of all US energy consumption and 35% of all US end-use energy. 1
Energy sources are widely used in industry.
The industrial sector in the United States employs a range of energy sources, such as:
Hydrocarbon gas liquids (HGLs), such as distillate and residual fuel oils, petroleum, and electricity
Renewable resources, mostly biomass like pulping liquids (also known as "black liquor"), other papermaking waste products, and waste products from forestry, agriculture, and lumber milling
both coal and coal tar In 2018, coal accounted for 7% of the total manufacturing energy feedstock utilized, with primary metals manufacturers using the majority of it (for the production of iron and steel) to make primary metals, and petroleum and coal products manufacturers using the balance. Other feedstocks included coke, breeze, petroleum products including bitumen, lubricants, waxes, and petrochemicals, as well as residual and distillate fuel oils.
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What is a genetic clone?
an organism developed from an organism that has already been born by creating an exact genetic copy of one of that organism's cells
an organism produced when a zygote splits into two embryos, which have slight variations in their genetic makeup
an organism produced by the transfer of genes from one organism to another, giving the second organism a new characteristic
an organism developed from the modification of DNA that leads to changes in the proteins produced
An organism developed from another life form who has already been born by creating an exact genetic copy of one of that organism's cells is a genetic clone (Option 1).
What is a genetic clone?A genetic clone is a new organism developed by cell division (i.e. mitosis) of a genetically identical parental cell, which generally involves a type of asexual mode of reproduction to form the first cell called zygote that will develop into an adult organism.
In conclusion, a genetic clone is an organism developed as a genetically identical copy of one of the organism's cells is a genetic clone, which involves an asexual mode of reproduction (Option 1).
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Which phrase is an example of a biotic factor?
A- Yearly snowfall
B- Moisture in the air
C- Available nitrogen in the soil
D- The density of snakes in a desert
I'm giving brainliest to the quickest and first right person! This is worth 100 points!!!!!!!!! I'm doing a test rn.
Answer:
a
Explanation:
(2 points) compared to most eukaryotic cells, the cells of bacteria and archaea have surface-to-volume ratios, causing nutrient exchange and growth rates.
Compared to most eukaryotic cells, the cells of bacteria and archaea have higher surface-to-volume ratios, causing higher nutrient exchange and growth rates.
Eukaryotic cells are those that have well developed nucleus and also have all the cell organelles. The organisms possessing the eukaryotic cell may range from unicellular to multicellular to organisms with complete organ systems. The examples are: fungi, protists. plants and animals.
Bacteria are the prokaryotic organisms that have primitive type of nucleus. The nucleus is not surrounded by any membrane and lies openly in the pool of cytoplasm. These are unicellular only. The examples are: E. coli, Salmonella, Bacillus, etc.
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quizlet cells may frequently find themselves in an environment with very low extracellular concentrations of substances needed in higher amounts inside the cell. to obtain these needed items, such cells would be most likely to engage in
Cells may frequently find themselves in an environment with very low extracellular concentrations of substances needed in higher amounts inside the cell. To obtain these needed items, such cells would be most likely to engage in active transport.
A cell is the most basic and fundamental unit of life. It is the building block of all the organisms. Cells can be of two types: prokaryotic and eukaryotic. A prokaryotic is the primitive type of cell with no true nucleus. Whereas, eukaryotic is the cell with true nucleus and cell organelles.
Active transport is the type where substances cross the plasma membrane against their concentration gradient. This means they travel from the region of low concentration to the higher one. For this they require energy and hence the name active transport.
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Based on their observations, what should the researchers do to further clarify how the availability of the protein outside the cells affects the rate of endocytosis of the protein?.
Based on the observation that altering the protein concentration changes the protein's availability outside the cells, the scientists should increase the concentration of the protein in the cell’s external environment.
The rate of endocytosis is determined by incubating the cells with various concentration of the protein. Endocytosis is affected by concentration and temperature. Thus, incubation and protein concentration rise alter the rate of endocytosis.
Endocytosis is the biological mechanism through which chemicals enter the cell. The substance to be internalized is surrounded by a cell membrane region, which buds off inside the cell to create a vesicle holding the ingested material. Examples of endocytosis includes pinocytosis and phagocytosis.
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male productive system
5 parts:
descriptions:
functions:
female productive system
5 parts:
descriptions:
functions:
Phallus, scrotum, urethra, seminal vesicles, and testicles form parts of a male productive/reproductive system while the uterus, vagina, ovaries, cervix, and fallopian tubes form parts of a female productive/reproductive system.
Parts of the male reproductive system with their descriptions and functions
Phallus is an external part of the male reproductive system and it is the easiest part used to identify a male child. It is cone-shaped as it is thicker moving towards the base. It helps the body to pass out urine and it also plays a major role in copulation.Scrotum is also an external part of the male reproductive system located below the phallus. The scrotum houses the testicles keeping the temperature lower than that of the body.Urethra is a tube that works as an internal male reproductive system that nourishes the sperm and aids ejaculation. Seminal vesicles are like pouches located behind the bladder. They play a major role in sperm movement. Testicles are two oval-shaped glands and are considered one of the most important parts of the male reproductive organ. They primarily produce sperms.Parts of the female reproductive system with their descriptions and functions
Uterus also known as the womb, is located in the lower abdomen of the female reproductive system. It has a primary assignment of allowing implantation, nourishment, and protection of the fetus.Vagina starts the external part of the female reproductive system linking to the uterus. It aids copulation while being responsible for the passage of the fetus during childbirth.Ovaries are in pairs like the testicles in males. They are located in the region of the uterus with a primary function of egg production. Cervix acts play a major role before, during, and after pregnancy. It serves as a guard to the uterus which sperm can travel through to fertilize eggs and it also contributes to the process of childbirth. Fallopian tubes are found in the lower abdomen of the female reproductive system. It transports fertilized eggs from the ovary to the uterus for implantation.In summary, sexual reproduction would not be possible without the male and female reproductive systems.
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Which type of epithelium is composed of a single layer of cells that are attached to a basement membrane, but not all the cells reach the apical surface of the epithelium?.
The pseudostratified epithelium is the type of epithelium that is composed of a single layer of cells that are attached to a basement membrane, but not all the cells reach the apical surface of the epithelium.
Columnar epithelium cells are the types of cells that form the pseudostratified epithelium. This kind of epithelium is made from a single layer of cells although it appears to be multilayered because of stratification. The single layer of the pseudostratified epithelium cells is attached to the basement membrane. However, not all cells from the pseudostratified epithelium reach the apical surface of the epithelium.
These pseudostratified epithelium cells also show the property of either possessing cilia or being nonciliated.
Pseudostratified epithelium cells are generally present in the mucus-secreting areas of the body. The respiratory tract is the place where the pseudostratified epithelium is present in the majority.
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