_______ is a hormone that is released from the ________ to stimulate the production of blood cells. A. Growth hormone; pancreas B. Erythropoietin; kidney C. Cortisol; adrenal gland D. Acetylcholine; bone marrow
Answers
Erythropoietin is the hormone which is released by the kidneys which stimulates the production of red blood cells.
What is Erythropoietin?
It is a hormone which is secreted by the interstitial cells of the kidneys.
This hormone stimulates the stem cells which are present in the bones marrow to increase the production of the red blood cells.
Bone marrow is a substance which is present in the long bones of an adult human being.
When there is decrease in oxygen, the interstitial cells of kidneys are capable pf detecting the decreased amount of oxygen in blood level, and thus stimulates the hormone called Erythropoietin.
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Related Questions
You are presented with several single-celled organisms, including one thought to belong to the kingdom fungi. what unique feature could help you identify the fungus?
Answers
One unique feature that could help identify the fungus is the presence of chitin in its cell walls
Chitin is a complex polymer found in the cell walls of fungus that is not found in the cell walls of other single-celled organisms such as bacteria or protists. Furthermore, because fungi are heterotrophic creatures that absorb nutrients from their surroundings, they may be distinguished by their mode of feeding. Fungi have a unique way of reproduction that involves the formation of spores that may be distributed in the environment. Seeing any of these distinguishing characteristics may aid in identifying the organism as a fungus.
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What qualities have human promoted through selective breeding (artificial selection)?
Answers
Explanation:
Humans have selectively bred plants and animals for thousands of years including: crop plants with better yields. ornamental plants with particular flower shapes and colours. farm animals that produce more, better quality meat or wool.
Describe Lamarckian and Darwinian ideas about Evolution, and highlight the key differences between them.
Answers
Lamarckian and Darwinian ideas of evolution both attempt to explain the changes that occur in species over time. However, they differ in their approach to this topic. Lamarckian theory is based on the concept of "inheritance of acquired characteristics," whereas Darwinian theory is based on natural selection and survival of the fittest.
According to Lamarck's theory, an organism can acquire new characteristics during its lifetime in response to changes in its environment. These acquired traits can then be passed on to its offspring, resulting in a new species. For example, Lamarck believed that a giraffe could stretch its neck to reach higher leaves, and that over time, its neck would become longer as a result of this behavior. The offspring of this giraffe would then have longer necks, and this trait would be passed down from generation to generation.
In contrast, Darwin's theory of natural selection suggests that organisms with advantageous traits are more likely to survive and reproduce, passing these traits on to their offspring. Over time, this leads to the evolution of a species. For example, Darwin suggested that the long necks of giraffes are the result of a process of natural selection, where giraffes with longer necks were better able to reach food in tall trees and were therefore more likely to survive and reproduce.
In conclusion, the key difference between Lamarckian and Darwinian theories of evolution is that Lamarck believed in the inheritance of acquired traits, whereas Darwin's theory is based on natural selection and survival of the fittest. Darwin's theory has been widely accepted by the scientific community, while Lamarck's theory has been largely discredited.
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what is the structure and function of a capsule in a cell organelle
Answers
The structure of a capsule in a cell organelle is that it contains complex carbohydrates which are referred to as polysaccharides and act as a protective covering.
What is an Organelle?These are the specialized structures which are found in the cells of organisms and perform various types of metabolic reactions such as amino acid synthesis etc.
A capsule is primarily composed of polysaccharides and is present in a cell organelle and it has various types of functions such as preventing the bacteria from drying out as a result of a high temperature.
It also ensures that the bacteria isn't engulfed by larger microbes who are in search of food and nutrients for their survival. This therefore makes it the most appropriate answer for the structure and function of a capsule in a cell organelle.
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Which statement best describes the amount of catalyst that remains at the end of a reaction? More catalyst is present at the end than at the beginning of the reaction. Less catalyst is present at the end than at the beginning of the reaction. The amount of catalyst is the same at the end as at the beginning of the reaction. The catalyst is consumed by the reaction, so none remains at the end of the reaction
Answers
Answer:
C: The amount of catalyst is the same at the end as at the beginning of the reaction.
Explanation:
I did the test and got it right.
Answer:
c..
Explanation:
c..
If a species has gametes which have 14 chromosomes in them, what is the diploid
number for that species?
o 23
O 28
O 46
O 14
Answers
Answer: Is C = 46 chromosomes, Diploid cells have 46 chromosomes.
sequence read 3 was synthesized by sequencing which strand of dna? neither 5' --> 3' and 3' --> 5' strands 3' --> 5' strand both 5' --> 3' and 3' --> 5' strands 5' --> 3' strand
Answers
Sequence read 3 was synthesized by sequencing 5' --> 3' strand of DNA (Option D).
What is DNA sequencing?DNA sequencing is a technique used to find out the precise order of nucleotides (Adenine, Guanine, Cytosine, Thymine) in a DNA molecule. In other words, it is the method of decoding the DNA sequence. The determination of DNA sequence has numerous applications in various fields such as molecular biology, genetics, evolutionary biology, forensic science, medical diagnosis, and drug discovery.
In the case of DNA sequencing, the DNA molecule is synthesized in the 5' --> 3' direction. So, the DNA sequence is also written in the 5' --> 3' direction. Sequence read 3 (SR3) is one of the several DNA sequence reads obtained by the sequencing method. Sequence read 3 was synthesized by sequencing the 5' --> 3' strand of DNA.
Therefore, the correct option is 5' --> 3' strand (Option D).
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7. Should parents be allowed to manipulate the genes of their children to select for certain
traits when the children themselves cannot give consent?
Answers
Answer:
Maybe
Explanation:
It depends. Is the trait harmful? Parents should do their best to avoid harmful traits for their children, but no not if its not harmful
All cells have a phospholipid bilayer as a cell membrane. Thinking about the variety of shapes and sizes of cells what can you conclude about the cell membrane?
Answers
Answer:
Phospholipid bilayers are critical components of cell membranes. The lipid bilayer acts as a barrier to the passage of molecules and ions into and out of the cell. However, an important function of the cell membrane is to allow selective passage of certain substances into and out of cells
Explanation:
The phospholipid bilayer is critical in maintaining the integrity of the cardiomyocyte, as it forms a permeability barrier that provides a physical interface between the inside and the outside of the myocyte. It also contains key enzymes and ion channels that regulate ionic gradients across the cell membranes.
KEPADA ALA QUESTION 7 s Nuclear energy a renewable energy source and why? Yes because it is a clean snergy source and does o Fet No best uses ration to co and wa mitand the Ea nuper, and an is a clear ON because it uses ranum to convert to nuclear power and a ba Yes because uses uranium
Answers
Nuclear energy is not a renewable energy source because it uses uranium, a finite resource, to produce electricity. The process of generating electricity from nuclear energy involves nuclear fission.
The process of generating electricity from nuclear energy involves nuclear fission, which produces radioactive waste that remains dangerous for thousands of years, and poses a significant risk to the environment and human health in case of mishaps.
The production of nuclear energy is also associated with the proliferation of nuclear weapons. Therefore, although it is a source of low-carbon energy, nuclear energy is not sustainable in the long run.
So, Nuclear energy is not a renewable energy source because it uses uranium, a finite resource, to produce electricity.
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electrons move from the wool to the
Answers
Answer: balloons surface
Explanation:
Open Response 2 part A: Plant cells and fungal cells have many of the
same types of organelles. Structures X and Y are found in both plant cells
and fungal cells. Structure Z is found in plant cells, but not in fungal cells. A
- What is party?
X
Z
Answers
What are the Products of Photosynthesis?
A. Glucose and water
B. Oxygen and Glucose
O
C. Carbon dioxide and water
D. Oxygen and sunlight
Answers
Hope that helped
Answer:
Glucose and oxygen
Explanation:
Help me with this question plzz!
Answers
Labeo = gills
Dolphin= pisces
Tadpole = hibernation
snake= internal fertilization
Eagle = aerial mode of life
Human = mammals
homeostasis is best described as . multiple choice question. keeping the body in a fixed and unaltered state achieving a state of equilibrium in all body fluids altering the external environment to accommodate the body's needs maintaining a near-constant internal environment
Answers
The ability by cells, tissues, or organisms to maintain and regulate the stability or constancy required for normal operation is known as homeostasis.
Describe homeostasis.
"Homeostasis is indeed the state of stable internal physical and chemical condition caused by biological systems," according to the definition of the term.
How do cells keep the body's homeostasis?
The functions of the cells include obtaining and using energy, exchanging substances, producing new cells, and removing wastes in order to keep the body in a state of homeostasis.
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1. How are organic molecules related to all living things?
Answers
Answer:
Explanation:
Organic molecules are the molecules which exist in all living things. They are life's building blocks. All things are formed from these organic molecules.
crabs are only able to walk from side-to-side, i.e. perpendicular, relative to where their heads are facing. which answer option explains why this is the case?
Answers
Crabs are known for their unique side-to-side walking motion, which is mainly due to their anatomical structure. Their legs, specifically the joint orientation, are designed to facilitate this type of movement. Unlike other animals, crabs have flattened bodies with legs extending from the sides, giving them a broad and stable base for support.
The legs of a crab consist of several segments joined by flexible joints. The arrangement of these joints, particularly the coxa and merus joints, allows the legs to move efficiently in a side-to-side motion. This design is beneficial for their natural habitat, as it enables them to navigate through narrow spaces and uneven surfaces on the ocean floor or among rocks and corals.
In summary, crabs walk from side-to-side due to their anatomical structure, which includes the orientation of their leg joints. This adaptation provides them with a stable base of support, ease of navigation in their habitat, and an efficient defense mechanism against predators.
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why is cell division important for unicellular organisms
Answers
How are the Venus fly trap and the pitcher plant classified in their ecosystems? (select all that apply.)
producer
decomposer
consumer
Answers
Answer:
Producer and Decomposer.
Answer:
Producer
Explanation:
I do know what the Venus fly trap is but I don’t know what the pitcher plant is sorry
Write note on pearl formation
Answers
Answer:
A pearl is a hard, glistening object produced within the soft tissue (specifically the mantle) of a living shelled mollusk or another animal, such as fossil conulariids. Just like the shell of a mollusk, a pearl is composed of calcium carbonate (mainly aragonite or a mixture of aragonite and calcite)[3] in minute crystalline form, which has deposited in concentric layers. The ideal pearl is perfectly round and smooth, but many other shapes, known as baroque pearls, can occur. The finest quality of natural pearls have been highly valued as gemstones and objects of beauty for many centuries. Because of this, pearl has become a metaphor for something rare, fine, admirable and valuable.
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notch is a receptor protein displayed on the surface of certain cells in developing fruit fly embryos. notch’s ligand is a membrane-bound protein called delta that is displayed on the surface of adjacent cells. when notch is activated by its ligand, the intracellular tail of the notch protein becomes separated from the rest of the protein. this allows the intracellular tail to move to the cell’s nucleus and alter the expression of specific genes.
Answers
Delta's role in regulating cell communication through the Notch signaling pathway is that Delta restricts cell communication to short distances within a developing embryo.
What is cell communication?Chemical signals are typically used by cells to communicate. These chemical signals, which are proteins or other molecules made by the sending cell and released into the extracellular space, are frequently secreted by the cell. They can then travel to nearby cells by floating there, much like messages in a bottle.
During the development of fruit fly embryos, the receptor protein notch is visible on the surface of some cells. The protein delta, which is membrane-bound and expressed on the surface of neighboring cells, is the ligand for the notch. The intracellular tail of the notch protein separates from the rest of the protein when notch is activated by its ligand. Consequently, the intracellular tail can move to the cell's nucleus and change the way some genes are expressed.
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what is the correct order of protein production?
1) ribosome
2) endoplasmic reticulum
3) secretory vesicles
4) golgy apparatus
a) 1,2,3,4
b) 2,4,3,1
c) 1,2,4,3
d) 3,2,4,1
Answers
Answer:
The correct order of protein production is:
c) 1,2,4,3
Ribosome: Protein synthesis begins in the ribosomes, which are located either in the cytoplasm or attached to the endoplasmic reticulum.
Endoplasmic Reticulum: After the initial stages of protein synthesis in the ribosomes, the newly synthesized protein is transported into the endoplasmic reticulum (ER) for further processing and modification.
Golgi Apparatus: The proteins synthesized in the ER undergo further processing and modifications in the Golgi apparatus. This includes sorting, packaging, and modifying the proteins to their final functional forms.
Secretory Vesicles: Once the proteins are properly processed and modified in the Golgi apparatus, they are packaged into secretory vesicles. These vesicles transport the proteins to their destination, such as the plasma membrane for secretion outside the cell.
Therefore, the correct order is 1, 2, 4, 3.
Answer:
The correct order of protein production is ribosome, endoplasmic reticulum, Golgi apparatus, and secretory vesicles. So the correct answer would be c) 1,2,4,3.
Many proteins destined for the endoplasmic reticulum, the Golgi apparatus, lysosomes, the plasma membrane, and secretion from the cell are synthesized on ribosomes that are bound to the membrane of the endoplasmic reticulum. The Golgi apparatus then distributes these proteins and lipids that it receives from the ER.
Suppose a developer has proposed building a wind farm near where you live. Write a letter to your local newspaper or an online blog explaining your position for or against the project. Include the concept of net energy in your argument. Research how the electricity you use now is generated and where the power plant is located. Include this information in your argument.
Answers
Supporting the proposed wind farm: Harnessing renewable energy for a cleaner and resilient future while considering net energy and the benefits of local generation.
What are the advantages of supporting a proposed wind farm development in terms of renewable energy, net energy, and local generation?One of the key factors supporting my position is the concept of net energy. Traditional power plants, which heavily rely on fossil fuels, have limited lifespans and result in significant greenhouse gas emissions.
In contrast, wind farms harness the power of nature's abundant resource and generate electricity without depleting finite resources or contributing to harmful emissions. By investing in renewable energy infrastructure like wind farms, we can reduce our carbon footprint and mitigate the impacts of climate change.
Additionally, considering the source of the electricity we currently use is essential. Most electricity in our region is generated by conventional power plants, predominantly fueled by non-renewable resources such as coal or natural gas.
These power plants are often located far from residential areas, necessitating extensive transmission infrastructure and increasing energy losses during distribution. On the other hand, a local wind farm would significantly reduce transmission losses, improving the overall efficiency and reliability of our energy supply.
Furthermore, the proximity of the proposed wind farm means we can tap into the inherent advantages of distributed energy generation. By generating electricity close to the point of consumption,
we can minimize transmission losses, increase energy security, and create local job opportunities in the growing renewable energy sector. This localized approach aligns with the principles of community resilience and self-sustainability, ensuring a more reliable and affordable energy future for our region.
In conclusion, the development of a wind farm in our community is a progressive step towards a sustainable and cleaner energy mix. By embracing renewable energy sources like wind power,
we can reduce our dependence on finite resources, decrease greenhouse gas emissions, and create a more resilient energy infrastructure. Let us seize this opportunity to lead by example and foster a greener and more sustainable future for generations to come.
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do you put the male rabbit in the female cage to breed of do you put the male rabbit in the female's cage to breed?
Answers
creature biology Put the female rabbit into the male's cage if you intend to breed your rabbits. Always bring one female to the male if the rabbits is housed separately. Women are often very possessive.
In animal biology, what do you do?The study of an animal's physical and chemical make-up is known as animal biology. If you decide to pursue a field education, you will study the physiology, genetics, ecology, molecular biology, and evolution of animals.
The course in animal biology is what?You'll gain a solid understanding in animal biology from the course. Major scientific concepts will be covered in your courses, such as anatomy and physiology, behavior, genetics, ecology, et nutrition. The study for companion & livestock species is the course's main topic.
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farnesyl transferase is an enzyme which catalyzes the attachment of a long hydrophobic chain to the ras protein. what do you think is the purpose of this chain and what would be the effect if the enzyme was inhibited? g
Answers
Ras is created in the cell's cytoplasm, but it can only work properly when it is affixed to the cell membrane.
What is hydrophobic, and what does it look like?Non-polar molecules that make up hydrophobic compounds repel water bodies while drawing in other neutral molecules & non-polar solvents. Alkanes, oils, and generalized fats are examples of these compounds.
How can water become hydrophobic?The polarity of water and its capacity to form potent hydrogen bonds with the other polar molecules are the two characteristics that cause hydrophobic interactions. Because of its polarity, water is able to easily create hydrogen bonds with other polar molecules, which allows it to dissolve them.
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A person says "What if biological factors associated with maleness - such as testosterone levels - contribute to aggressive tendencies, which are then fostered and reinforced through social and cultural norms, which then further influence men's testosterone levels? This reciprocal and interactive influence of sex as biological and gender as socialization becomes very difficult to disentangle the root cause of any observed aggression differences between women and men." What is this person making reference to? A. The concept of "doing gender". B. The false dichotomy of sex and gender. C. The invisibility of gender D. The gendering of the X and Y chromosomes.
Answers
Biological and social factors, the person challenges the false dichotomy of sex and gender and highlights the need for a more nuanced understanding of human behavior.
The statement highlights the idea that biological factors associated with maleness, such as testosterone levels, may contribute to aggressive tendencies. However, these biological factors are not the sole determinants of aggression. The person suggests that social and cultural norms play a significant role in fostering and reinforcing aggressive behavior in men. This interaction between biological factors and socialization makes it challenging to identify the root cause of observed aggression differences between women and men.
The false dichotomy of sex and gender refers to the misconception that sex (biological differences) and gender (socially constructed roles and behaviors) are strictly separate and independent. This perspective fails to acknowledge the complex interplay between biology and socialization in shaping human behavior.
In this case, the person recognizes that testosterone levels, a biological factor associated with maleness, can influence aggression. However, they also emphasize that social and cultural norms play a crucial role in how aggression is expressed and reinforced within different genders. The reciprocal and interactive influence between biology and socialization makes it difficult to disentangle the root cause of observed aggression differences between women and men.
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What energy transformation can the student describe as occurring between point X and point Y?
Answers
Answer:
Particle motion decreases when thermal energy
is added to the system.
Explanation:
at which enzyme concentration was starch hydrolyzed the fastest
Answers
At 0 enzyme concentration was starch hydrolyzed the fastest.
What is enzyme?The proteins that act as biological catalysts are known as enzymes. Which supports chemical reactions.
They help in increasing the rate of chemical reaction.They act as a catalysts in a reaction.Starch:The white colored organic chemical produced by all plants is known as Starch.
It is granular types in structure.It is tasteless.It is insoluble in alcohol, cold water and other solvents.Starch is traced by applying insulin to the plant leaves.It appears white in color.It helps in the storage of energy in dense and osmotically inert form.To know more about enzymes visit
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The amylase enzyme is the one that breaks down starch the fastest. The starch is broken down by this enzyme until only sugar is left.
Hydrolysis of Starch
A condensation polymer created from glucose monomer units is starch. These big starch molecules break down into smaller sugar molecules when they interact with water. The hydrolysis of the starch is claimed.
The most frequent byproducts of starch hydrolysis can be maltodextrins, glucose, fructose, or maltose depending on the mode of action of the enzyme.
Rice, potatoes, and bread all contain starch. We have the essential digestive enzymes, so our body can hydrolyze starches to digest them. The starch is broken down into its constituent alpha glucose molecules when water is added, providing energy.
The enzyme amylase breaks down (hydrolyzes) the lengthy carbohydrate starch. The end products are maltose and glucose monosaccharides (a disaccharide).
A sample of starch will hydrolyze into shorter polysaccharides, dextrins, maltose, and glucose in the presence of amylase. The amount of hydrolysis depends on how long the reaction is allowed to run; if the starch is entirely hydrolyzed, glucose is the end product.
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QWERTY stands for the keyboard design that is carried over from typewriters.
True
False
Answers
Answer:
True
Explanation:
If you look at your keyboard, the first letters are QWERTY. This is the standard keyboard layout
Answer:
true
Explanation:
:D
The thumbs of humans can grasp things because they are ___.
a) upright
b) opposable
c) unjointed
d) thin
Answers
Answer: b. is the correct answer opposable
Explanation:
opposable: (of the thumb of a primate) capable of moving toward and touching the other digits on the same hand.