A hydrophilic peptide hormone is produced in the anterior pituitary gland located at the base of the brain. The hormone targets specific cells in many parts of the body. Which of the following best explains a possible mechanism that would enable the hormone to efficiently reach all of the target cells in the body? * (1 Point) The hormone moves through cytoplasmic connections between cells until it has reached all cells with the correct intracellular binding sites. The hormone interacts with the nerves at the base of the brain and directs signals to the target cells through the nervous system. The hormone is released into the bloodstream where it can be transported to all cells with the correct receptors. The hormone diffuses into target cells adjacent to the anterior pituitary gland where the hormone is degraded. Describe 1 method/way in which you can make a fruit ripen quicker (think of the video on ripening experiment) * (2 points) Enter your answer
Answers
The possible mechanism that would enable the hormone to efficiently reach all of the target cells in the body will be: The hormone is released into the bloodstream where it can be transported to all cells with the correct receptors.
Hormones are called as the chemical messengers. They are termed messengers because they travel to their site of action and initiate the function they are responsible for. Hormones regulate various functions of the body.
Receptors are the protein compounds that function to accept a molecule called ligand (specific to them) and begin the process of signaling in order to accomplish the function they are supposed to perform.
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Related Questions
s a researcher in a protein lab, you analyze two different proteins for their shape and the amino acids they contain. your results show that the two proteins have exactly the same numbers and types of amino acids, but they have different shapes.
Answers
According to the given statement Each protein has a unique linear sequence of amino acids.
What are amino acids ?Amino acids are the building blocks of proteins. Life's essential building blocks are proteins and amino acids. The breakdown or digestion of proteins produces amino acids as waste products. The human body uses amino acids to make proteins that help with food dissection.
Where can you find amino acids in the body?Three amino acids—valine, leucine, and isoleucine—known as branched-chain amino acids (BCAAs) have a branching chemical structure. A common component of muscle proteins, BCAAs promote the body's natural process of muscular growth and give us energy while we exercise.
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how ribosomes help cell maintain homeostasis
Answers
Answer:
Ribosomes create the thermoreceptors of the body. Another example of a homeostatic condition maintained by proteins is blood-glucose levels. When our blood-sugar levels get too high, specialized cells in the body release a protein hormone called insulin.
Explanation:
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Answer: Ribosomes play a key role in homeostasis. Without ribosomes, a cell would not make proteins. A cell with no ribosome would simply not function. With no protein reproduction to maintain the cell wall there would be no barrier to keep invasive bodies from damaging the inner workings of the cell, there would be no way to produce the needed proteins for rebuilding and maintaining the cell.
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How many hepatitis b vaccinations should you get in order to be fully immunized?.
Answers
Answer:
2 or 3
Explanation:
I believe it's 3, I could be wrong though.
Which is the odd
one? Explain.
A. RR
B. Rr
C. Aa
D. aa
Answers
Answer:
d aa its not capitalized like the other ones
Explanation:
how does geosphere effect the rock cycle?
Answers
Hydrosphere and Atmosphere: The erosion of rocks, a major part of the rock cycle and change in the geosphere over time, turns rock into sediment and then, sometimes, to sedimentary rock. ... Different combinations of sedimentary rocks form in environments with different climate conditions.
Amylose is a form of starch made up of α glucose monomers that are bound by 1– 4 linkages.
Describe how the molecule would be affected if the subcomponents were joined by 1–6 linkages instead.
Explain how this might affect the function of the resulting molecule.
Answers
Answer: Carbohydrates usually function as energy storage or structural materials, and are composed of monosaccharides (simple sugars). All monosaccharides have three carbon atoms with a carbonyl group attached to one of the carbons, and hydroxyl groups attached to the remaining two. Monosaccharides are the primary fuel for metabolic processes, so we need the monosaccharides in carbohydrates to fuel our metabolic processes, making it an important part of our diet. If the subcomponents were joined by 1-6 linkages instead of 1-4 linkages, it wouldn't be called amylose, it would change to glycogen, making it less soluble.
If the subcomponents of amylose were joined by 1-6 linkages instead of 1-4 linkages, the resulting molecule would have a branched structure instead of a linear one.
Amylose is a type of polysaccharide that is found in starch. It is made up of alpha glucose monomers that are joined together by alpha-1,4 glycosidic bonds.
If subcomponents were joined by 1-6 linkage if will result into a branched molecule named as Glycogen.
-The branched structure would make it easier for enzymes to break down the molecule, which could affect how quickly it is digested and how it is used for energy.
Therefore, the change in the linkage would result in a different structure and function of the molecule (glycogen) making it less soluble .
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Besides building muscle tissue, protein functions includeGroup of answer choicesBuilding hormones and enzymesIncreasing immune functionAcid base balanceAll of the above
Answers
Beside building muscle tissue, protein functions include:
Building hormones and enzymes:
Both enzymes and hormones are proteins. The first help the different reactions that happen in the body by catalyzing them, affecting digestion, energy production and many other reactions. Hormones act as chemical messengers transmiting information between cells, tissues and organs.
Increasing immune function:
Proteins are involved in the production of immunoglobulins which are antibodies. These protect the body from bacteria and viruses.
Acid base balance:
They act as a buffer system because they help the body maintain the correct pH of the blood and other fluids.
Therefore the right answer is the last one: All of the above
White-crowned sparrows can only learn the "crystallized" song for their species by _____.
A) listening to adult sparrow songs during a sensitive period as a fledgling, followed by a practice period until the juvenile matches its melody to its memorized fledgling song
B) listening to the song of its own species during a critical period so that it will imprint to its own species song and not the songs of other songbird species
C) performing the crystallized song as adults when they become sexually mature, as the song is programmed into the innate behavior for the species
D) observing and practicing after receiving social confirmation from other adults at a critical period during their first episode of courtship behavior
Answers
White-crowned sparrows can only learn the "crystallized" song for their species by listening to adult sparrow songs during a sensitive period as a fledgling, followed by a practice period until the juvenile matches its melody to its memorized fledgling song. The correct answer is A.
The juvenile White-crowned sparrow memorizes its song for a year, which crystallizes it.
The species' vocal learning abilities allow it to learn its tune from adult birds early in life when the brain's birdsong centers are most susceptible to external cues.
Many melodies identify the White-crowned sparrow.
Sparrows make simple trills and extended, intricate notes that often include buzzes or short note clusters.
Young male White-crowned sparrows learn their songs from the birds around them.
They can learn the unique song of their species by listening to adult sparrow songs during a sensitive phase as a fledgling, then practicing until the juvenile matches its melody to its memorized fledgling song.
Therefore, the correct answer is A.
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Need help asap!!
Two organisms mate and produce infertile offspring. Which is a true statement about why it is not able to reproduce?
A. The parents are a different genus and species
B. The parents are a different species, but the same genus
Answers
Answer:
a
Explanation:
a is the correct answer
The statement which is true about why it is not able to reproduce is that the parents are a different genus and species. Thus, the correct option for this question is A.
What is Species?Species may be defined as the collection of organisms that can significantly reproduce with one another in nature and produce fertile offspring.
According to the context of this question, the process of speciation takes place when the members of similar populations no longer interbreed with one another in order to produce fertile offspring within their natural environment. So, the mating of two organisms can not produce fertile offspring until they belong to the same genus and species.
Therefore, the statement which is true about why it is not able to reproduce is that the parents are a different genus and species. Thus, the correct option for this question is A.
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Around 20 000 toness of municipal solid waste (MSW) is produced at the Vunato Disposal Site in Lautoka per annum.
a) If the organic fraction of MSW is 42.5%, estimate the total volume of biogas (in litres) that may be produced from this feedstock.
b) If the same feedstock is used to generate electricity through a gas turbine - powered power plant where the efficiencies of the gas turbine and the generator are 25% and 80% respectively, what is the total electrical energy that can be generated annually. Compare this energy output with the original energy content of the MSW and comment.
Answers
Total volume of biogas produced from the feedstock would be 68,00,000 litres. Here, it is given that 20,000 tonnes of municipal solid waste (MSW).
And, the organic fraction of MSW is 42.5%.So, the total organic fraction of MSW produced would be:
20,000 × 42.5/100 = 8,500 tonnes
Consequently, the biogas produced from this feedstock would be:
Biogas yield = 0.5 m3/kg of volatile solids degraded
Total volatile solids produced = 8,500 × 0.425 = 3612.5 tonnes
Biogas volume = 0.5 × 3612.5 × 1000 = 18,06,250 m3 ≈ 68,00,000 litres.
Total electrical energy that can be generated annually would be 4.10 × 109 Wh. We have to calculate the total electrical energy that can be generated through a gas turbine-powered power plant where the efficiencies of the gas turbine and the generator are 25% and 80% respectively. The energy content of the organic fraction of the MSW generated is:
E = 22.4 × 106 × 8,500 × 0.425 = 81.5 × 109 Wh
Efficiency of the gas turbine = 25% = 0.25
Efficiency of the generator = 80% = 0.8
Total efficiency = 0.25 × 0.8 = 0.2
Total electrical energy = E × Total efficiency
Total electrical energy = 81.5 × 109 × 0.2 = 16.3 × 109 Wh
= 4.10 × 109 kWh
From this, we can conclude that the total electrical energy that can be generated annually is approximately 20% of the original energy content of MSW. This indicates that there is a significant amount of energy content of MSW that remains untapped, which could be utilized by proper waste management techniques.
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A ____ group, a five carbon ____ called ____, and one of four different ____.
Answers
A phosphate group, a five-carbon pentose sugar called a nucleotide, and one of four different nitrogenous bases.
What is a nucleotide?A pentose sugar, a phosphate, and a nitrogenous base (adenine, guanine, cytosine, thymine, and uracil) make up the organic compound known as a nucleotide. They function as monomeric units of the deoxyribonucleic acid and ribonucleic acid polymers, which are both crucial macromolecules for all kinds of life on Earth.
Thus, phosphate, a pentose sugar, nucleotide, and nitrogenous bases are correct options to fill in the blanks.
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Plants take in water, Answer and sunlight to produce Answer and Answer through the process of photosynthesis
hydrogen
carbon dioxide
ATP
glucose
Carbon oxygen
Answers
Answer:
Carbon dioxide, glucose and ATP
How does cellular respiration demonstrate the conservation of mass?
GIVING BRAINLIEST
Answers
Answer:
Mass is conserved in living systems through the processes of photosynthesis, cellular respiration, and the carbon cycle. It is demonstrated in cellular respiration through the process of braking down food to provide energy and releasing carbon dioxide.
Explanation:
Answer:
Mass is conserved in living systems through the processes of photosynthesis, cellular respiration, and the carbon cycle. It is demonstrated in cellular respiration through the process of braking down food to provide energy and releasing carbon dioxide. Hopefully this helps you. Please mark me Brainiest Thank you.
Explanation:
identifying an autosomal recessive mutation in a mutagenic screen in drosophila requires identification of a mutant in the f3 generation. if testing for a sex-linked recessive lethal mutation (e.g., cn) using a balancer chromosome such as cncyo, in which generation can lines with mutations be identified?
Answers
To identify a sex-linked recessive lethal mutation using a balancer chromosome such as cncyo in Drosophila, lines with mutations can be identified in the F1 generation.
A balancer chromosome is a specialized chromosome used in Drosophila genetics to maintain the integrity of a specific genotype during breeding.
In the case of a sex-linked recessive lethal mutation, the balancer chromosome contains multiple inversions that prevent recombination and help maintain the recessive lethal mutation along with visible markers.
The cncyo balancer chromosome, for example, carries the cn mutation, which is recessive and lethal when homozygous.
When performing crosses with a balancer chromosome, the F1 generation will inherit one copy of the balancer chromosome along with the recessive lethal mutation.
The visible markers on the balancer chromosome, such as eye color or wing shape, can be used to identify the presence of the balancer chromosome and, by extension, the presence of the recessive lethal mutation.
If a line exhibits the phenotypic markers associated with the balancer chromosome, it indicates the presence of the recessive lethal mutation.
Therefore, lines with mutations can be identified in the F1 generation when testing for a sex-linked recessive lethal mutation using a balancer chromosome in Drosophila.
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Which statement best compares a trace fossil to a fossil that forms as a result of an entire organism being trapped in amber?
A.)Both show the exact structure of the organism.
B.) Both require that the hard parts of the organism dissolve.
C.) Both form as a result of the organism leaving imprints in sediment.
D.) Both can possibly be used to study the organism's size.
Answers
Answer:
its C
Explanation:
The trace fossils are the fossils which are formed of entire organism which is being trapped in amber. This shows the exact structure of the organism. Thus, the correct option is A.
What are trace fossils?Trace fossils can be tubes, lines, scratches, and other features. They have various characteristics which includes type of symmetry or resemblance to traces which are made by modern organisms, indicating that they are most likely made by an organism.
These fossils are different from the body fossils which preserve the actual remains of the body such as bones. The trace fossils are classified on the basis of an organism's shape and behaviors rather than on its physical appearance.
Therefore, the correct option is A.
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Bird guides once listed the myrtle warbler and Audubon's warbler as distinct species because of differences in color patterns of the feathers and size of the beak. Recently these birds have been reclassified as eastern and western forms of a single species, the yellow-rumped warbler, based on the observation that the two forms interbreed often in nature and the offspring have good survival and reproduction. The earlier classification into two species was using a species concept; the reclassification is using the species concept. _________
Answers
Answer:
morphological; biological
Explanation:
The morphological species concept highlights the importance of physical traits to delimit species. This concept is useful for classifying asexually-reproducing organisms and where lack information on interbreeding (for example, to classify fossils). On the other hand, the biological species concept states that one species represent a group of organisms that can interbreed (or potentially can interbreed) in order to produce fertile offspring. The biological species concept is nowadays the most widely accepted concept to define species.
If it’s right guess what you get…. Just take a guess
Answers
Answer:
B) Carbon Dioxide, Water, 36 ATP
Explanation:
Cellular respiration takes A (Glucose & Oxygen) and converts it into B (Carbon Dioxide, Water, and 36 ATP)
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Vaccine is used to establish adapted immunity. Explain how this adapted immunity is established by mRNA vaccine.
Answers
mRNA vaccines work by introducing a small piece of the virus's genetic material, called messenger RNA (mRNA), into the body. This mRNA is specifically designed to instruct cells in the body to produce a protein that is found on the surface of the virus.
Once this protein is produced, the body's immune system recognizes it as foreign and produces an immune response, including the production of antibodies and immune cells that specifically target this protein on the virus.
This creates a specific and targeted immune response that can protect against future infections by the virus, establishing adapted immunity.
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what is the main function of the semilunar (aortic and pulmonary) valves?
Answers
The main function of the semilunar (aortic and pulmonary) valves is to prevent the backflow of blood from the arteries into the ventricles of the heart.
The heart consists of four chambers: two atria and two ventricles. The semilunar valves, namely the aortic valve and the pulmonary valve, are located at the bases of the large arteries leaving the heart: the aorta and the pulmonary artery, respectively.
When the ventricles contract during systole, the semilunar valves open to allow blood to be ejected from the ventricles into the arteries. This occurs because the pressure in the ventricles becomes higher than the pressure in the arteries. However, when the ventricles relax during diastole, the semilunar valves close to prevent the backflow of blood from the arteries back into the ventricles. The closure of these valves creates the characteristic "dub" sound heard during heart auscultation.
The function of the semilunar valves is crucial in maintaining the one-way flow of blood through the heart and the systemic and pulmonary circulations, ensuring efficient oxygenation and circulation throughout the body.
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Which of the following best describes the cell cycle?
A. the steps for a cell to become specialized
B. the path a cell travels in the body
C. the steps a cell undergoes between its formation and its next division into new daughter cells
D. the journey of a cell from life to death
Answers
Answer: C.
Explanation:
Out of all of the answer choices, answer C most properly describes the cell cycle.
What are fats primarily broken down and converted into so that energy stored within these molecules can be harvested
Answers
Answer:
i think its Acetyl-CoA
Explanation:
What are the factors that affecting optimal foraging Behaviour?
Answers
Optimal foraging behavior is influenced by several factors, including the availability and distribution of prey, the energy required to obtain food, and the presence of predators.
The availability and distribution of prey can impact foraging behavior, as animals may need to search for food in different areas or adapt their feeding behavior to suit different types of prey. The energy required to obtain food is also an important factor, as animals will often choose the most energy-efficient method of obtaining food in order to conserve energy. The presence of predators can also affect foraging behavior, as animals may need to balance the benefits of obtaining food with the risks of being caught by a predator. Finally, the social and environmental context of the animal can also play a role in foraging behavior, as animals may need to compete with conspecifics for food or adapt their foraging behavior to suit the specific environmental conditions they are facing.
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Which of the following statements is(are) wholly characteristic(s) of viruses?A. Viruses contain either DNA or RNA; and they undergo binary fusion.B. Viruses' requirements for the availability of cellular factors, within the potentialhost cell, required for viral multiplication determine its morphology.C. Viruses possess enzymes for protein synthesis and ATP generation.D. Requirements for a virus to specifically attach to the host cell determine itsparticular host range.
Answers
The correct statement wholly characteristic of viruses is: Requirements for a virus to specifically attach to the host cell determine its particular host range. The correct option is D.
This statement is true because viruses have specific receptors on their surface proteins that enable them to attach to specific receptors on the surface of host cells. This specificity determines the range of host organisms that a particular virus can infect. Each virus has its own specific host range, which can be a particular species, a group of related species, or even multiple species.
The other statements (A, B, and C) are not wholly characteristic of viruses:
A. Viruses can contain either DNA or RNA, not both. They can have either a DNA genome or an RNA genome, but not both at the same time. Some viruses have DNA genomes, while others have RNA genomes.
B. Viruses do require certain cellular factors for their replication, but this does not determine their morphology. Viral morphology is determined by the protein coat (capsid) surrounding the viral genome, as well as other structural components.
C. Viruses do not possess their own enzymes for protein synthesis and ATP generation. They rely on the host cell's machinery for these processes. Viruses use the host cell's ribosomes for protein synthesis and obtain energy from the host cell's ATP.
Therefore, the correct answer is D. Requirements for a virus to specifically attach to the host cell determine its particular host range.
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Feature of Life. Frog. Fast-moving stream
made of cells? Yes. Yes, because All animals
are made of cells
uses energy? Yes. Yes in order to stay alive
you need food which
gives you energy
responds and adjusts. Yes. Yes, in the winter frogs go to change?…… Into hibernation which
freezes their body?
reproduces? Yes. Yes, in order for the species to not go extinct.
grows and develops? Yes. Yes it goes for a tadpole to a frog
Is this correct or wrong
Answers
The smallest unit of life, a cell, is regarded as being the most fundamental unit of life. All living things are composed of cells, which can number from one (unicellular) to many trillions.
Cell biology is the study of cells, including their physiology, structure, and life cycle.
Frogs can be found in a variety of habitats, including deserts, cold tundras, and tropical rainforests.The majority of frogs live in aquatic and swampy areas because their skin needs fresh water.Frogs hibernate when the temperature drops below zero.This helps them endure the colder months when food is limited and fluctuations in the outside temperature cause their core temperature to drop.Some species, such as tree frogs, will hibernate in even warmer temperatures.The pattern of tadpole metamorphosis includes gradual forelimb and hindlimb development, resorption of the tail, intestinal shortening, gill removal, and lung formation. After metamorphosing, the tadpole emerges onto land as a baby froglet or toadlet.
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the allantois membrane and which of these form the placenta
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The allantois membrane and the chorion form the placenta in mammals. The placenta is an organ that allows the transfer of nutrients and oxygen from the mother's bloodstream to the developing fetus.
It also helps remove waste products from the fetus and maintains a stable environment for fetal growth and development.The allantois is a membrane sac that forms as an outpouching of the embryonic gut in reptiles, birds, and mammals. In mammals, the allantois expands to form the urinary bladder, while its blood vessels fuse with those of the chorion to form the placenta. The chorion is the outermost membrane that surrounds the developing embryo in mammals. It is derived from the trophoblast, the outer layer of cells in the blastocyst stage of embryonic development.
The chorion and the allantois together form the fetal membranes, which surround the embryo and protect it during development.In placental mammals, the chorion and allantois play a crucial role in the development of the placenta. The chorionic villi of the chorion invade the uterine lining, forming a network of blood vessels that allow the exchange of nutrients and waste products between the mother and fetus. Meanwhile, the allantoic blood vessels connect with the umbilical vessels of the fetus, completing the circulatory system that delivers oxygen and nutrients to the developing embryo. Thus, the allantois membrane and the chorion form the placenta in mammals.
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What function do both cell membranes and cell walls perform? A) Producing energy B) Allowing Water to move into and out of cells C) Synthesizing genetic material D) Directing the reproduction of the cell
Answers
Answer:B) Allowing water to move into and out of cells
indenting the labeled structures
Answers
Answer:
A: nuclear envelope
b: chloroplast
c: ribosomes
d: cytoplasm
e: cell wall
Biology multiple choice.
Answers
Answer:
False
Explanation:
The vascular cambium forms outside the xylem, but NOT the phloem.
https://th.bing.com/th/id/OIP.RzrbM9jY6zdWYt5jBKhX0QHaEu?pid=ImgDet&rs=1
Vocabulary Matching
Answers
Ecosystem, specialist species, niche, habitat, nonnative species, generalist species, extinction, Keystone species, indicator species, natural selection
An organism's home is known as its habitat, and its function in its environment is known as its niche. While niche focuses on how the creature effects the environment, habitat focuses on how the environment impacts the organism.
What about species?A group of things that share the same kind and name: kind. A group of related organisms with the capacity to bear viable offspring that falls below the genus level and is designated by a two-part scientific name. A group of plants or animals that may reproduce together and have similar characteristics is referred to as a species.A collection of people with similar traits who can interbreed to create fruitful offspring is how species are frequently defined. Alpaca - Vicugna pacos are two examples. A group of creatures that can naturally reproduce with one another and generate viable progeny is sometimes referred to as a species. However, classifying a species can be challenging and even contentious. The billions of people on the planet now are all members of the same species, Homo sapiens. Human beings differ among themselves, just like other species do, in terms of everything from size and shape to skin tone and eye color. The two-part name that Linnaeus invented is still used today and is currently presented in either Latin or Greek. It was originally used for plants and then later for animals. The first identifies the larger group, known as a genus, to which the plant belongs, while the second refers to the plant itself as a species.Learn more about species here:
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Can someone help me pls ?
Answers
Answer:
3. Ff ×Ff
Number 3 is the answer