why do yu think it was important to place the body in conditions that simulated those on the mountains?

Answer:

Unlike the mucosa of other hollow organs, the urinary bladder is lined with transitional epithelial tissue that is able to stretch significantly to accommodate large volumes of urine. The transitional epithelium also provides protection to the underlying tissues from acidic or alkaline urine.

Explanation:

PCR, or the polymerase chain reaction, is a chemical reaction that molecular biologists use to amplify pieces of DNA. This reaction allows a single or a few copies of DNA to be replicated into millions or billions of copies.

fun fact for today a humming bird can remember the last time they went to a flower so they do not go to it for 2 days but after a whole day they visited over 500 flowers.So, they remember the 100 flowers that they have visited already that are spreaded out. Nobody really knows how a humming bird with a very small brain can do that.

The statement "molecular orbital (MO) theory treats a molecule as a collection of nuclei with MOs delocalized over the entire structure" is true. It is a fundamental concept in molecular orbital theory, which is one of the two primary ways to describe the electronic structure of a molecule.

In this theory, each molecule is viewed as a whole with its constituent atoms' atomic orbitals combined to generate new molecular orbitals.The electrons are assigned to these new MOs according to the Pauli exclusion principle and Hund's rule, which govern the electronic configuration of the molecule.

The molecular orbital theory explains the bonding, antibonding, and nonbonding interactions between electrons, which underlies the physical and chemical properties of the molecule.MO theory also makes it possible to describe the molecule's spectroscopic properties, such as UV-visible and infrared spectra. For example, electronic transitions that lead to absorption in the UV-visible region of the electromagnetic spectrum can be attributed to electron excitation from the bonding to antibonding molecular orbitals.In conclusion, molecular orbital theory treats a molecule as a collection of nuclei with MOs delocalized over the entire structure.

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Therefore, if all of the primary producers in this ecosystem are eliminated, option D is the one that is most likely to happen. Populations of sand sagebrush and silk grass will decline.

The breakup of the entire food chain would ensue from the destruction of the producers. Primary consumers or herbivores, which consume producers directly, would vanish.

When a creature is eliminated from the food chain, the ecosystem's energy and nutrient cycles are disrupted. The food chain's equilibrium is disturbed. As a result, the species that rely on other organisms for nourishment will starve to death.

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Answer:

Infectious diseases are caused by the passing of one person to another. Corona is an example. Noninfectious diseases, they are just spread by pathogens. Good luck!

According to www.chop.edu:

"Respiratory problems may occur when mitochondrial disease impairs the function of muscles that control breathing or swallowing. Weakness in these muscles can make it difficult to swallow properly or clear the airway by effective coughing."

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Organisms that are spread out randomly have no pattern to their distribution. Random dispersion refers to the arrangement of individuals in a population where there is no predictable or consistent spacing between individuals. Option B

In this case, the distribution of organisms appears to lack any specific pattern or regularity. Unlike organisms that are close together, where individuals are clustered or aggregated, or organisms that are uniformly distributed, where individuals are evenly spaced, random dispersion occurs when individuals are scattered without any apparent order.

This type of dispersion can result from various factors, such as random movement, unpredictable environmental conditions, or limited resources that lead individuals to settle in locations independently of one another. Random dispersion can be observed in many species, including plants, animals, and microorganisms.Option B

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Answer:

C

Explanation:

displacement

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Answer:

Explanation:

vertebral column: the vertebral column, also called the spinal column, spine, or backbone, in vertebrate animals, is the flexible column extending from neck to tail, made of a series of bones, the vertebrae. The major function of the vertebral column is the protection of the spinal cord; it also provides stiffening for the body and attachment for the pectoral and pelvic girdles and many muscles. In humans, an additional function is to transmit body weight in walking and standing.

braincase: It houses the brain and cranial nerves, and it partially or completely encloses some cephalic sense organs (e.g., inner ear, eyeball, olfactory region). Moreover, the braincase provides an area of attachment for the musculature of the jaw and neck, as well as the bony articulation of the neck itself.

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The vertebral column provides axial support to the body and houses the spinal cord, while the braincase encloses and protects the brain. The functions of the vertebral column and braincase are given.

Functions of the Vertebral Column:The vertebral column performs the following functions:Provides protection: The vertebral column encases the spinal cord, which serves as the central nervous system conduit. It provides protection to the spinal cord, which is an essential part of the nervous system.Supports the upper body: The vertebral column helps to support the weight of the upper body. This weight-bearing role is crucial to the functioning of the lower back.

Supports the neck: The vertebral column serves as a support for the neck and the head. The neck is essential for movements of the head. Without a functioning neck, it would be impossible to move the head from side to side or up and down. Provides a flexible framework: The vertebral column provides a flexible framework that allows the body to bend and twist.

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Answer:

genotypes:

0% homozygous black fur (BB)

50% heterozygous black fur (Bb)

50% homozygous brown fur (bb)

phenotypes:

50% black fur

50% brown fur

Explanation:

   B b

b . Bb bb

b . Bb bb

The type of receptors that will be triggered if you touch too firmly but without causing pain is pressure receptors or mechanoreceptors.

Receptors are specialized sensory cells that detect and respond to different types of stimuli such as light, sound, temperature, pressure, and chemicals. There are several different types of receptors, including: Photoreceptors, Auditory receptors, Thermoreceptors, Mechanoreceptors, Chemoreceptors, and Nociceptors.

Each type of receptor is specialized to detect specific types of stimuli and send signals to the central nervous system for interpretation and response.

Pressure receptors or mechanoreceptors are responsible for detecting pressure or vibrations in the skin and transmitting this information to the central nervous system. If the pressure is too strong, it will activate the pressure receptors and cause an increased sensory response, even though no pain is felt. This is why a light touch is important in these types of tests.

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Answer:

Mithochondria

Explanation:

In eukaryotes, the pyruvate dehydrogenase complex, like the enzymes for citric acid cycle and oxidation of fatty acids, is located in the mitochondrion, where is associated with the surface of the inner membrane facing the matrix.

In the cell, mitochondria are the place where it expects to find the greatest activity of the pyruvate dehydrogenase complex.

The three-enzyme complex known as the pyruvate dehydrogenase complex (PDC) is responsible for pyruvate carbonylation, which converts pyruvate to acetyl-CoA.

This complex connects the glycolysis metabolic pathway to the citric acid cycle by allowing acetyl-CoA to be used to perform cellular respiration.

The enzyme pyruvate dehydrogenase catalyzes the reaction between pyruvate and a lipoamide, which yields acetylated dihydrolipoamide and carbon dioxide. The process requires the coenzyme thiamine pyrophosphate.

Therefore, the site where you find the greatest activity of the pyruvate dehydrogenase complex is mitochondria.

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Answer: 1st the periostneum which is the outside of the bone and a thin but dense layer that has nerves and blood vessels

2nd compact bone. It is very smooth and very hard

3rd and lastly Cancellous, this looks a little like a sponge but much harder.

Explanation:

Answer:

The periosteum is a thin, dense membrane that contains nerves and blood vessels that nourish the bone.

Compact bone is smooth and dense. It is the hard part of the bone.

Cancellous bone looks like a sponge and protects the bone marrow.

Bone marrow is a thick jelly that makes blood cells.

Explanation:

These are the check offs for edge 2021

Answer:

The heart in human consists of 4 chambers comprising two atria and two ventricles.

Answer:

The human heart consists of four chambers

comprising two atria and two ventricles

Proton pumps in the root hair provide an electrochemical gradient that enables the roots to absorb cations and anions in plasma membranes.

Proton pumps in the plasma membranes of root-hair cells transport nutrients into the cell in defiance of a significant concentration gradient. Creating an electrochemical gradient are proton pumps. This illness causes food or fluids to membrane ascend into the esophagus from the stomach (the tube from the mouth to the stomach). Take care of a gastric or duodenal ulcer. Proton pumps Carrier proteins are present in root hair cells, enabling the cell to absorb certain compounds from the soil and move them across the plant cell membrane against the concentration gradient.

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Answer:A

Explanation:

Producer and omnivore

HIV protease is an example of an aspartyl protease, which is an enzyme that utilizes an aspartate side chain during the catalytic cleavage of a peptide bond.

As a relatively small homodimer of a 99-residue protein, it can be directly synthesized or cloned and expressed in fast-growing cells, which has made it a target for structure-based drug design to treat HIV infection.

HIV protease is an enzyme that is produced by the HIV virus. It is essential for the maturation of the virus, as it cleaves the viral polyproteins at specific sites. As a result, HIV protease is an attractive target for drugs that aim to prevent HIV replication. Structure-based drug design involves the use of structural information about a protein to design drugs that bind to it and inhibit its activity.

This approach was applied to HIV protease in order to identify compounds that could bind to the enzyme and block its activity. By doing so, it was hoped that these drugs could prevent the maturation of the virus and thus reduce the spread of HIV infection.

In conclusion, HIV protease is an example of an aspartyl protease that is targeted for structure-based drug design to treat HIV infection. Its relatively small size and ability to be synthesized or cloned and expressed in fast-growing cells make it an attractive target for drug discovery.

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Explanation:

The bloodstream carries the glucose-a type of sugar produced from the digestion of carbohydrates and other foods-to provide energy to cells throughout the body. Unused glucose is stored mainly in the liver as glycogen.

Insulin, glucagon, and other hormone levels rise and fall to keep blood sugar in a normal range. Too little or too much of these hormones can cause blood sugar levels to fall too low (hypoglycemia) or rise too high (hyperglycemia).

Normally, blood glucose levels increase after you eat a meal. When blood sugar rises, cells in the pancreas release insulin, causing the body to absorb glucose from the blood and lowering the blood sugar level to normal. When blood sugar drops too low, the level of insulin declines and other cells in the pancreas release glucagon, which causes the liver to turn stored glycogen back into glucose and release it into the blood. This brings blood sugar levels to back up to normal.

Answer:

Punnet square

Explanation:

If a stimulus shifts the potential inside a neuron from the resting potential to a potential slightly closer to zero, it may cause the neuron to depolarize and potentially trigger an action potential.

When a neuron is at rest, it maintains a negative charge inside relative to the outside due to the distribution of ions across its membrane. This is known as the resting potential. When a stimulus causes the membrane potential to become slightly less negative, the neuron begins to depolarize.

If the depolarization reaches a certain threshold, it can trigger the opening of voltage-gated ion channels, leading to a rapid influx of positively charged ions and a reversal of the membrane potential. This sudden change in potential is known as an action potential.

Therefore, if a stimulus shifts the potential inside a neuron from the resting potential to a potential slightly closer to zero, it could potentially trigger an action potential and cause the neuron to transmit a signal.

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A species of Strepsirhines that retain a rhinarium is found only in prosimian primates it shows wet, snout-like noses, grooming claws, and tooth combs.

There are several species in the wild. A species found in the jungle is called Strepsirhini. The term "rhinarium" refers to nose shape. In this region, animals including numerous mammals with external nostril openings can be found and fur is not present. In many animals, this is where moisture is produced. This group includes creatures that resemble cats and lions. It is sometimes referred to as having a moist snout and nose. The study of these mammals can sometimes reveal information about their evolution and taxonomy.

Because they are strepsirrhine species, the tiny group of primates you meet at the zoo have wet noses or snouts.

The complete question is:

While at the zoo you see an exhibit with a small group of primates and notice they have wet, snout-like noses, grooming claws, and tooth combs. These indicate a species of_________.

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Ian would take DNA samples from the inside of the suspects' mouths if he were asked to swab their buccal surfaces.

Identification and comparison are the two techniques forensic scientists utilize when assessing tangible evidence. Determining a substance's physical or chemical identity is the process of identification. Finding out whether two or more objects have a common origin is done through comparison.

In regard to matching, DNA analysis is comparable to fingerprint analysis. The evidence gathered at the crime scene is contrasted with a "known" print or sample when a suspect is identified using DNA or a fingerprint.

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The term used to describe a description of each bird that expresses the information in its DNA is "genome annotation."

Genome annotation involves identifying and describing the location and function of genes within an organism's DNA sequence. With advances in technology, genome annotation has become increasingly efficient and accurate, allowing researchers to gain insights into the genetic basis of various traits and diseases in birds. This information can be used for a variety of purposes, including conservation efforts, breeding programs, and disease prevention.

Furthermore, genome annotation provides a framework for comparative genomics, which involves comparing the genomes of different species to understand their evolutionary relationships and identify genetic differences that contribute to adaptations or variations in physical traits.

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Answer:

Nondisjunction is defined as the failure in the separation of homologous chromosomes or sister chromatids during nuclear division.

Nondisjunction occurs in both phases meiosis one (I) and meiosis two (II) during anaphase but both in both phases nondisjunction is different.

In meiosis I, homologous chromosomes fail to separate while in meiosis II, sister chromatids fail to separate.

Energy enters the water cycle as the water is evaporated and then is absorbed by the air molecules in the atmosphere.

We know that the water cycle has to do with the procedure by which water is moved around the universe. Water is one of the essential components that facilitate the survival of living things in the universe.

We know that there is only one path way through which energy enters into the universe and that is through the sun. The energy from the sun now moves across the the universe. This energy from the sun cause the water to evaporate and then the evaporated water has excess energy.

This energy is now absorbed by the air molecules air molecules that surround the water in the atmosphere such that the water vapor that have absorbed energy and evaporated would condense and then rain would fall.

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When the water temperature exceeds 65 degrees Fahrenheit in the late spring or early summer, bluegills spawn in the shallows. Males establish breeding colonies in mud, gravel, or sand where they watch over the eggs and young hatchlings until they can swim.

Bluegill will migrate to their spawning sites each spring as soon as the water reaches the ideal temperature for the location and start their yearly spawn. Although the beginning date varies depending on the nation, it frequently happens in April or May. In the southeast of the US, between mid- and late April, it starts when the water reaches 71 or 72 degrees.

The spawning season lasts from mid-April through the end of the summer.

Bluegill are typically found hanging slightly above the thermocline in water that is deeper than 10 feet throughout the summer (the depth where water temperature changes dramatically and below which oxygen levels are usually low). Fishing is at its best in the morning and evening, when the fish are most active.

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Answer:

Darwin's discussion of bird species on the Galapagos islands relates to natural selection because the finches all have a recent common ancestor, but they evolved on different islands with different types of food, so the birds that weren't fit enough to survive the island conditions died, and the ones that did were "naturally selected."

Explanation:

The finches all have a recent common ancestor but they evolved on different islands where different types of food are available. During his visit to the islands, Darwin noted that the unique creatures were similar from island to island, but perfectly adapted to their environments which led him to ponder the origin of the islands' inhabitants. Among those that struck Darwin so greatly were the finches that are now named in his honor.