A strong effect on local wind patterns and composition of the air. Thus, option "B" is correct.
What is the composition of air short answer?Air is a mixture of many gases. The elements of air are nitrogen, oxygen, noble gases, carbon dioxide, water vapour, smoke, and dust particles. The primary gases present in the air are nitrogen (78%), oxygen (21%), and the other gases 1%.
Thus, option "B" is correct.
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Someone please help me with this question
Answer:
Explanation:
During IVF, a mature egg is removed from the woman's ovaries and fertilized with sperm in a laboratory. The embryo, fertilized egg, is returned to the woman's womb to grow and develop.
AWNSER FAST PLEASE BRAINLIEST 100 POINT AWNSERS Both plant and animal cells contain mitochondrion however they are not in equal amounts. Between the cheek and onion cells, which one do you think would contains the greater amount of mitochondrion and why?
Answer:
well I think the cheek cell contains the greater amount of mitochondrion
Explanation:
when you look at both the onion and cheek cells under the microscope you will notice that
Fill in the blanks need explanationVolcanic eruptions has ______ and _____ effect on the environment
The volcanic eruptions has the release of volcanic gas and it provoke climate changes that has a negative effect on the environment.
In squash plants, yellow fruit (Y) is dominant to white fruit (y). If two plants heterozygous for yellow fruit are crossed, what are the possible genotypes of the offspring?
Select the correct answer from each drop-down menu. The gets rid of cell waste by breaking down large molecules into smaller ones for the cell to excrete. The helps these waste molecules exit the cell.
The lysosome breaks down large molecules into smaller ones for the cell to excrete, while the endoplasmic reticulum and the Golgi apparatus assist in the removal of waste molecules by packaging them into vesicles for exocytosis.
The lysosome is the organelle responsible for eliminating cell waste by breaking down big molecules into smaller ones that the cell can expel. Lysosomes are membrane-bound organelles that contain acid hydrolases, which are digestive enzymes capable of breaking down diverse biomolecules such as proteins, lipids, carbohydrates, and nucleic acids.
These enzymes e perform best in an acidic environment, which is maintained by the lysosomal proton pumps. The acidic enzymes are produced when the lysosome unites with a vesicle holding cellular trash or a worn-out organelle, kicking off the digesting process. The big molecules are broken down into smaller components that the cell can easily recycle or expel.
The endoplasmic reticulum (ER) and the Golgi apparatus perform critical roles in the elimination of waste materials from the cell. The ER is responsible for the synthesis of membrane proteins and lipids, as well as acting as a detoxification site for some toxic chemicals. The Golgi apparatus changes, sorts, and bundles molecules into vesicles, including waste products. These vesicles can then fuse with the cell membrane, allowing their contents to be released outside the cell via a process known as exocytosis.
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Mendel proposed that traits observed in pea plants resulted from a combination of "factors" inherited from each parent. His description of these "factors" can be considered the first scientific definition of the role of -
Mendel postulated that the characteristics of pea plants were the product of a synthesis of "factors" acquired from each parent. His explanation of these "factors" can be regarded as the first formal scientific analysis of the function of genes.
Gregor Mendel uncovered the basic principles of heredity through his study on pea plants. He concluded that genes are inherited from each parent as separate, paired units. Mendel observed how parental genes separated and if they showed up as dominant or recessive qualities in the children.
According to the theory of Mendelian inheritance, characteristics are decided when kids acquire one allele for each trait from each parent. When a characteristic is dominant, it may be seen and be used to conceal another feature.
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Cerebrospinal fluid circulates through all of the following, except _______________.
O the cerebral aqueduct
O the epidural space of the spinal meninges
O the subarachnoid space of the cranial meninges
O the third ventricle of the diencephalon
O the lateral ventricles of the cerebrum
CSF travels rostrally over the telencephalon or down the vertebral canal from the subarachnoid area at the base of the brain. The corpus callosum region does not have any perfusion of the cerebrospinal fluid (CSF).
What exactly is cerebrospinal fluid and what does it do?Brain tissue that surrounds the left ventricle produces brain tissue. It circulates throughout and within the brain and spinal cord to replenish and safeguard them against harm.
What three functions carries out the cerebrospinal fluid?The clear liquid cushioning your spinal cord and mind as it travels surrounding them, draws nourishment from your bloodstream as needed, that flushes out waste from inner brain cells.
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24. Which process in humans does not use energy released from respiration?
A cell division
B. diffusion of oxygen
C. muscle contraction
D. protein synthesis
Answer:
Muscle contraction
Explanation:
Because it will be very hard for the respiration to release through human energy
In the chymotrypsin mechanism, what is used to stabilize the negative charge on the carbonyl oxygen of the transition state?.
Chymotrypsin is a type of digestive enzyme that catalyzes the hydrolysis of peptide bonds in proteins. In the chymotrypsin mechanism, the negative charge on the carbonyl oxygen of the transition state is stabilized by the oxyanion hole.
Oxyanion hole is a region in the chymotrypsin molecule consisting of four peptide bonds that stabilizes the negatively charged tetrahedral intermediate of the substrate transition state during the hydrolysis of the peptide bond by chymotrypsin.In chymotrypsin mechanism, the peptide bond between the carbonyl group of a peptide bond and an amino group of a second peptide bond is hydrolyzed via a nucleophilic attack by the hydroxyl group of serine residue on the carbonyl carbon of the substrate peptide bond.
The resulting tetrahedral intermediate is stabilized by the oxyanion hole, which prevents the intermediate from falling apart.The oxyanion hole stabilizes the negatively charged tetrahedral intermediate by forming hydrogen bonds with the carbonyl oxygen. This provides stability to the transition state and enables the reaction to proceed smoothly. It is an essential component of the chymotrypsin mechanism and is found in other serine proteases as well.Chymotrypsin is a key enzyme involved in protein digestion, and its mechanism of action is crucial for the proper functioning of the digestive system. The oxyanion hole is a critical component of this mechanism, providing the necessary stability to the transition state and enabling the reaction to proceed efficiently.
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Select the correct answer. Which organism develops breathing organs from pharyngeal arches? a. Shark b. Whale c. Sea star d. Dolphin.
Shark is the correct option for the following question develops breathing organs from pharyngeal arches
The pharyngeal arch arises from the cranial (head) portion of the neural crest. This part is a band of tissue that runs down the back of the embryo and gives rise to many different organs. Pharyngeal arches produce cartilage, bones, nerves, muscles, glands, and connective tissue of the face and neck. Pharyngeal arches produce cartilage, bones, nerves, muscles, glands, and connective tissue of the face and neck. Mammalian embryos have five pairs of these pharyngeal arches. The gill arches, also called pharyngeal or visceral arches, are embryonic structures found in vertebrate development that serve as precursors to many structures of the face and neck. Peritonsillar abscess and head. These arches are composed of the central mesoderm nucleus
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3. A teacher makes a two-column chart on the board. He asks the students to list
situations that relate to primary succession. Which statement should be included
under primary succession?
The snapdragon is an example of incomplete dominance. R = red, r = white, and Rr = pink. If two hybrids are crossed, what are the chances that an offspring will have pink flowers? Select one:a. 0%b. 25%c. 75%d. 100%e. 50%
The probability of an offspring having pink flowers is 50%. The correct option is e. Incomplete dominance is when a dominant allele cannot completely express itself because it is not enough to overpower a recessive allele.
The snapdragon flower is an example of Incomplete dominance . In the snapdragon flower, red flower (R) is incompletely dominant over white (r), so Rr will have pink flowers.
In the case of two hybrids being crossed, their genotype would be Rr × Rr. So the possible gametes would be R and r. The Punnett square is shown below:
Gametes: R r R|RR| Rr| Rr|rRr| rr| rR rR rr
The offspring genotypes would be RR, Rr, or rr, with equal probability. The offspring will have pink flowers if they are Rr. So the probability of an offspring having pink flowers is 50%.Therefore, the correct option is e. 50%.
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chief cells of the gastric glands secrete pepsinogen. chief cells of the gastric glands secrete pepsinogen. true false
The chief cells of the gastric glands secrete pepsinogen. Therefore the correct option is True.
What are the chief cells of the gastric glands?The chief cells of the gastric glands are cells in the stomach that releases pepsinogen and chymosin.
The chief cells of the gastric glands are also known as zymogenic cells or peptic cells.
The enzymes released by the chief cells are in the inactive form known as zymogens.
The enzymes are released in inactive form from these cells in order to prevent self-digestion of the cells in the stomach lining by these enzymes.
Once these inactive enzymes or zymogens are released into the stomach, the acids in the stomach will convert them into the active form.
For example, pepsinogen is converted to pepsin, an active enzyme involved in protein digestion.
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please name the four phases of the eukaryotic cell cycle and the main events that happen within each phase.
Answer:
The division cycle of most cells consists of four coordinated processes: cell growth, DNA replication, distribution of the duplicated chromosomes to daughter cells, and cell division.
PLS HELP!!!!
Which option best describes a scientific consensus?(1 point)
A. a general agreement among a few scientists that is supported by experimentation and investigation
B. an observation made by a scientist that is supported by experimentation and investigation
C. a general agreement among many scientists that is supported by evidence and reasoning
D. an observation made by a scientist that is supported by evidence and reasoning
_______________________________________________________
How is “lock and key” used to describe the action of enzymes? (1 point)
A. Enzymes are able to create gaps in cell walls that allow products to leave cells.
B. Enzymes have a shape that specifically fits the reactants, like a key in a lock.
C. Enzymes have a shape that specifically fits the reactants, like a key in a lock.
D. Enzymes have a shape that specifically fits the products, like a key in a lock.
The option that best describes a scientific consensus is a general agreement among many scientists that are supported by evidence and reasoning.
The correct option is C.
The lock and key model of enzyme catalysis is described as follows:
Enzymes have a shape that specifically fits the reactants, like a key in a lock.
The correct option is B.
What is a scientific consensus?A scientific consensus is a common agreement about a particular idea or theory that has achieved general acceptance among scientists.
A scientific consensus is arrived at after several corresponding experiments or research on a particular theory or idea by scientists all over the world.
When a scientific consensus is reached, the idea becomes a theory upon which other scientific ideas are based on and used to explain other ideas.
Enzymes are specific in their action and the mechanism of their action has been described using the lock and key model.
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Procedure: In two to four sentences, explain how you ranked the plants from most desirable to
least desirable. Be sure to cite evidence from the data to support your rankings.
The plants you should rate as most desirable are creeping plants, and the plants you should consider least favorable are plants with large, tuberous roots.
Why are creeping plants the most desirable?Because they support the dunes.Because they prevent dune erosion.Because they allow the dunes to gain volume.As dunes are highly susceptible to erosion, creeping plants are essential to protect them. This is because these plants have massive roots that attach themselves to the dunes, holding their particles and promoting support. Furthermore, by mirroring themselves on the surface of the dune, the undergrowth protects them from the wind and rain.
Your question is incomplete. The complete question is:
"Procedure: In two to four sentences, explain how you ranked the plants from most desirable to least desirable. Be sure to cite evidence from the data to support your rankings.
Objective: protect the dunes."
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When trees lose leaves in the fall, they begin to regrow them again in the spring. Would you say this is an example of a process running in reverse or something else. Explain your reasoning.
Answer using at least 2 complete sentences.
Answer:
The process of trees losing their leaves in the fall and regrowing them in the spring is not an example of a process running in reverse. Rather, it is an example of a cyclical process, in which the tree goes through a period of dormancy during the winter and then becomes active again in the spring. This process is driven by changes in the length of daylight and temperature, as well as other factors such as the availability of water and nutrients.
During the fall, trees begin to prepare for winter by shedding their leaves, which helps them conserve energy and resources. In the spring, as the weather warms up and the days become longer, the trees begin to produce new leaves, which allow them to photosynthesize and produce the energy they need to grow and thrive.
So while it may seem like the process of leaf growth is running in reverse, it is actually a natural part of the tree's life cycle that happens every year.
The tree has a period of dormancy over the winter and then becomes active once again in the spring, which is an illustration of a cyclical process.
How do tree leaves regrow?It is not a case of a process going backward when leaves fall off trees in the fall and grow again in the spring.
Trees lose their leaves in the fall to start preparing for the winter, which helps them save energy and resources.
The trees start to develop new leaves in the spring when the temperature increases and the days lengthen, allowing them to photosynthesize and generate the energy they require to grow and survive.
Therefore, the tree has a period of dormancy, when trees lose leaves in the fall, they begin to regrow them again in the spring is an illustration of a cyclical process.
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Calculate the Fixation index in the Subpopulation relative to the Total population based on the information provided. a. 0
b. 0.03
c. 0.09
d. 0.19
e. 0.25
Hint:
First calculate the average which is just (Pop 1 + Pop 2)/2 for each genotype. Then calculate the allele frequency for a and A based on the average numbers. Once you have a and A calculate the expected genotypes frequencies. The fixation index will be equal to (2pq - H)/2pq, where 2pq is the expected genotype frequency of the heterozygous and H is the average frequency of the heterozygous in the overall population.
0.19 is the Fixation index in the subpopulation relative to the Total population based on the information provided.
What do you mean by fixation index?The lower the genetic distance. between populations, the more breeding there is between them and the less isolated. they are from one another. This genetic distance value is a number that is also known. as the fixation index or FST value.
High FST implies a considerable degree of differentiation among populations. FIS (inbreeding coefficient) is the proportion of the variance in the subpopulation contained in an individual. High FIS implies a considerable degree of inbreeding.
For populations of plants which clearly belong to the same species, values of FST greater than 15% are considered "great" or "significant" differentiation, while values below 5% are considered "small" or "insignificant" differentiation.
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Give an example of carbon atoms getting into the geosphere and one for the atmosphere:
Answer:1) Carbon moves from atmosphere to hydrosphere and biosphere in the process of photosynthesis and to lithosphere by deposition of dead bodies while from hydrosphere and biosphere, carbon can be move in the process of respiration by animals.
2) During respiration process which takes place in plants in which carbondioxide is released and by eating carbon containing food by animals. By decomposing the food, carbon is releases in the form of carbondioxide.
3) Carbon can be used by the marine plants in the process of photosynthesis and during the process of diffusion, carbon is also dissolve in water bodies.
4) When the plants and animals die, the carbon which is present inside their body is buried in the soil present at the bottom of the ocean and the shells and corels of some animals also contain carbon which is soon be the part of the lithosphere when they die.
5) After the decomposition of seashell, carbondioxide is produced because shells are made up of calcium carbonate.
Explanation:
Which of the following best defines hyponatremia?
a. when a person runs out of oxygen and goes into anaerobic respiration
b. when a person releases lactic acid into their blood
c. when blood sugar levels rise above normal and need the pancreas to help regulate the sugar levels.
d. when a person's body holds onto too much water. This dilutes the amount of sodium in the blood and causes water to move into cells.
Answer:
D. when a person's body hold onto too much water. This dilutes the amount of sodium in the blood and causes water to move into cells
Explanation:
99% sure
What is science quiz which of these are the claims of pseudoscience most likely based on A. Controlled experiments B.logical reasoning C. Creative imagination D.critical thinking
The basis upon which the practice of pseudo science is built is on that of logical reasoning.
What is Pseudo science?The term Pseudo science is used to describe any explanation that lack the simple basis of empiricism. In other words, it is not based on evidence.
The basis upon which the practice of pseudo science is built is on that of logical reasoning.
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I need help answering this question
Answer: Extremes of day and night temperature
Explanation:
Let's start by clarifying the meaning of an abiotic factor. It refers to a non-living component of an ecosystem that plays a significant role in shaping its environment. With this understanding, we can easily identify the correct answer from a given list of options. While choices like coyotes, trees, and leaves are biotic factors, temperature stands out as the only abiotic factor because it is not a living entity, This leads to it being the solution.
Scientist have discovered many fossils of dinosaurs. However, they have
not discovered any dinosaur's fossils in rock layers that are younger than
65 million years old. What conclusion can be drawn from this evidence?
Answer: kjb.xdkz3c1kzsd BCjhsd,
Explanation:ac kSHBCikas;BVCVJSVajcvjhcvsajhacvA thats why
ANSWER FAST PLS! (For a project) State and describe three different ways that agricultural engineering (machines, tools, irrigation systems, pesticides, fertilizers, genetic modification) could be applied to help reduce the loss of wheat crops in drought conditions.
Use complete sentences, proper capitalization & punctuation
Have 3 sentences telling 3 different ways to help with the wheat crop during a drought
Irrigation is an artificial technology that helps to obtain water and thus recover the loss in extensive (wheat) crops.
What is irrigation?Irrigation is a technology based on the artificial supply of water to recover crops from drought conditions.
Genetic modification may also help with drought conditions by inserting into the genome of the target species gene sequences associated with hydric stress (e.g., a protein channel to close stomata at night).
In conclusion, irrigation is an artificial technology that helps to obtain water and thus recover the loss in extensive (wheat) crops.
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suppose a food chain consists of three trophic levels, beginning with primary producers. if the amount of energy fixed by the producers is denoted by x, approximately how much energy will be available to the third trophic level (secondary consumers)?
According to the question, if a plant fixes X amount of energy, the second trophic level will have access to 10% of X, or 0.1*X, and the third trophic level will have 10% of 0.1*X, or 0.01*X.
Approximately energy will be available to the third trophic level will be 0.01*X.
What phases of an ecosystem's energy flow are there?
The transmission of energy from one organism to another, starting with the autotrophs and rising up the food chain as animals are consumed by one another, is referred to as energy flow. Pyramids of food and energy are another approach to show this kind of chain or just to show the trophic levels.
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Several hypotheses have been proposed concerning evolutionary processes. Which of these must be true?
place the following labels in order through which an oocyte will pass beginning with the site of production.
The labels in the order through which an oocyte will pass, beginning with the site of production, are as follows: 1. Ovary, 2. Fallopian tube (also known as the oviduct), 3. Uterus, the production of oocytes, or eggs, takes place within the ovaries.
Once an oocyte is mature, it is released from the ovary and enters the fallopian tube, also known as the oviduct. The fallopian tube is where fertilization of the oocyte by sperm usually occurs, if fertilization takes place. If the oocyte is fertilized, it will continue to travel through the fallopian tube and eventually reach the uterus.
The uterus is where the fertilized egg implants and develops into an embryo. 1. The ovary is the site of production for oocytes. 2. The fallopian tube is where the oocyte is released and where fertilization usually occurs. 3. The uterus is where the fertilized egg implants and develops into an embryo.
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human hormone f is a peptide hormone that causes increased heart rate in humans. when human hormone f is injected into a mouse’s bloodstream, no changes are observed in the mouse’s heart rate.a. The lack of response could be because Hormone F must be injected directly into heart tissue to an effect on this mouse's heart. True or Falseb. The lack of response could result from this species of mice having genetic differences that prevent their Hormone F receptor from binding human Hormone F. True or Falsec. The lack of response could result from this particular mouse having a genetic mutation that prevents expression of its own Hormone. True or Falsed. The lack of response could be because the dose of Hormone F injected was too low to observe an effect in this mouse
The lack of response could result from this species of mice having genetic differences that prevent their Hormone .
The lack of reaction could be caused by genetic variations in this kind of mice that prohibit their Hormone.
What contributes to genetic variations?
Gene variants, sometimes known as mutations, can cause genetic differences, or a normal process in which genetic information is rearranged as a cell prepares to divide can also cause genetic variations (known as genetic recombination). Different phenotypes can be introduced into an organism by genetic changes that change gene.
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Mechanical energy of vibrations is transduced to the electrochemical energy of neural impulses at the. A) Retina B) Lens C) Cochlea D) Olfactory Mucosa
Mechanical energy of vibrations is transduced to the electrochemical energy of neural impulses at the cochlea. The cochlea is a snail-shaped, fluid-filled organ in the inner ear. Correct option is C.
It is responsible for converting mechanical energy in the form of sound waves into electrochemical energy in the form of neural impulses that the brain can interpret as sound. Besides the cochlea, there are other organs in the human body that transduce energy such as the retina, which transduces light energy, and the olfactory mucosa, which transduces chemical energy. Correct option is C.
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________are particles in the nucleus of an atom that have no charge.
Answer:
Neutrons
Explanation:
That would be neutron, hope this helps ^^