4. Use the atomic model below to answer the following questions: 1 pt for each blank





How many protons?


How many neutrons?


What is the name of this atom?

This would result in an alleviation of their symptoms, such as severe facial pain, numbness, and paralysis.

The late nineteenth-century technique to treat trigeminal neuralgia was to inject alcohol into the trigeminal ganglion, which would destroy all of the sensory fibers in the ganglion. Once the procedure was successfully implemented, the patient would experience a complete loss of sensation in the trigeminal nerve.

Trigeminal neuralgia is an excruciating condition of the face. In this condition, the trigeminal nerve, which is responsible for sensory nerve function in the face, becomes inflamed. Trigeminal neuralgia is characterized by a severe and sharp pain in the face, which can be triggered by routine activities like speaking, brushing the teeth, or eating.

The trigeminal ganglion is a collection of nerve cell bodies that sense pain, temperature, touch, and pressure in the face's skin and mucous membranes.

As a result, injecting alcohol into the trigeminal ganglion would destroy all of the sensory fibers in the ganglion, resulting in numbness and pain relief. Therefore, the pain is likely to have been relieved at least temporarily after alcohol was injected into the trigeminal ganglion.

Therefore, the answer is: "The pain is likely to have been relieved at least temporarily after alcohol was injected into the trigeminal ganglion."

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Answer:

A

Explanation:

Egg cell

The level of structural organization which best describes an egg is: A. a cell.

A cell can be defined as the fundamental (basic) structural, functional, and smallest unit of life, that is typically found in all living organisms such as animals.

The structure of an egg is similar to those of cells found in living organism, which are structurally layered with various cell organelles.

An egg shell is selectively permeable because it acts as an outer membrane just like in living cells to prevent unwanted materials from going into the egg.

In conclusion, the level of structural organization in animals cells can best be describe by using an egg.

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Answer:

Not 100% sure- Hope it helps though

Explanation:

Since codons consist of three base pairs, if, for example, only one or two base pairs are deleted, then the way the DNA is read is shifted at the place of the deletion or insertion. After the place of the mutation, ALL of the amino acids that follow will be different.

Codons consist of three base pairs, if, for example, only one or two base pairs are deleted, then the way the DNA is read is shifted at the place of the deletion or insertion. After the place of the mutation, ALL of the amino acids that follow will be different.

The four bases in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T). These bases form typical pairs (A with T, and G with C).

Thus,  only one or two base pairs are deleted, then the way the DNA is read is shifted at the place of the deletion or insertion.

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Therefore, the formula for maltose is C₆H₁₀O₅, which is obtained by removing one water molecule from the formula of glucose (C₆H₁₂O₆) through a dehydration reaction.

The formula for glucose is C₆H₁₂O₆. In a dehydration reaction, two glucose molecules are joined together to form maltose. To determine the formula for maltose, we need to remove one water molecule (H₂O) from the formula of glucose.

Here's the step-by-step process:
1. Start with the formula of glucose: C₆H₁₂O₆
2. Remove one water molecule by subtracting H₂O: C₆H₁₀O₅
3. The resulting formula C₆H₁₀O₅ is the formula for maltose.


During a dehydration reaction, a water molecule is eliminated as two molecules combine to form a larger molecule. In this case, two glucose molecules combine to form maltose, and one water molecule is removed. This process is also known as condensation.


The formula for maltose is C₆H₁₀O₅, which is obtained by removing one water molecule from the formula of glucose (C₆H₁₂O₆) through a dehydration reaction.

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Answer:

Rabbits have extremely long and strong hind limbs (that is to say, rear legs). This adaptation allows them to hop very quickly and very far.

Rabbits can run quickly, as well. In fact, the average rabbit can run between 25 and 45 miles per hour. Not only are rabbits fast, but they can quickly change the direction in which they're running in order to confuse the predator chasing them. If they are caught, they kick the attacker (Fox in this case) to save themselves. Their legs are strong enough to push off and harm the predator.

Rabbit's fur helps it to camouflage, or blend in, with its surroundings. For example, arctic rabbits are white to blend in with the snow, but they change to a reddish-brown color to blend in during the autumn season. In addition to acting as camouflage, rabbit fur serves as protection.

Rabbits eyes are placed on the sides of the head, this allows rabbits to see in all directions, so chances are, when the predator is approaching, it will quickly see it and run.

Statement that is true about Sea urchin and Sand dollars is they do not have true arms and have 5 layers of tube feet.

Sea urchins and sand dollars are a group of echinoderms that are spiny, globe or disk-shaped animals. Like most other echinoderms, they are Penta radially symmetrical (the have five sides arranged around a central point).

Sand Dollars are members of the phylum Echinodermata, and their relatives include sea cucumbers, sea stars and sea urchins among others. Characteristics of this phylum include spiny skin, tube feet for locomotion, and radial symmetry. Echinoderms are only found in the ocean and are known for their five-point radial symmetry and unique water vascular system.

Hence, C is correct option

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Answer:

the green pigment/colour is chlorophyll

The sympathetic system will dilate the pupil when the retina is not receiving enough light, and the parasympathetic system will constrict the pupil when too much light hits the retina.

When light strikes the retina, a signal travels through the optic nerve, resulting in the pupillary light response. Because the sensory branch of this reflex is merely sharing the specific sense channel, this is a visual experience. Bright light hitting the retina causes the parasympathetic reaction via the oculomotor nerve, which is then stimulated by the postganglionic fibre from the ciliary ganglion, which contracts and constricts the pupil.

When light strikes the retina in one of the eyes, both pupils constrict. When the light is turned off, both pupils dilate back to their resting state. The reaction is bilateral when the stimulus is unilateral (given to just one eye or both eyes).

The same cannot be said for somatic reflexes. When you touch a hot radiator, you just draw back one arm, not both. Autonomic reflexes are controlled differently than somatic reflexes by the central nervous system. The autonomic system is controlled by the hypothalamus and other CNS sites.

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Answer: The Golgi  Apparatus

The Golgi apparatus is a set of flattened, membrane-bound sacs that serve as the packaging and distribution center of the cell.

Explanation:

The packaging and distribution center of the cell is the function of the golgi apparatus. Golgi apparatus prepares proteins and lipids in cell. Thus, the correct option is D.

Golgi body is also known as a Golgi apparatus. It is a cell organelle which helps in processing and packaging of proteins and lipid molecules, especially the proteins that are destined to be exported out from the cell.

Stack of small flat sacs formed by membranes inside the cell's cytoplasm. Golgi apparatus prepares proteins and lipids for the use inside and outside of the cell.

Therefore, the correct option is D.

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Answer:

A

Explanation:

White blood cells, or leukocytes, come in a variety of forms and function to safeguard and secure the human body. Leukocytes move through the circulatory system to monitor the complete body.

Innate defense system leukocytes include the following cells:

Phagocytes, also known as phagocytic cells: Phagocyte is an abbreviation for "eating cell," which defines the function phagocytes perform in the immune reaction. Phagocytes circulate throughout the body, engulfing and destroying possible dangers such as bacteria and viruses. Phagocytes are like security officers on duty.

Macrophages: cells that can exit the circulatory system by traveling across capillary artery walls. It is critical to be able to move outside of the vascular system because It enables macrophages to seek viruses with fewer restrictions. Macrophages can also release cytokines to communicate and recruit other cells to a pathogen-infested region. Mast cells are: Mast cells are located in mucous membranes and connective tissues and play an essential role in wound healing and pathogen protection via the inflammatory response. Mast cells that are triggered produce cytokines and granules containing chemical molecules, resulting in an inflammatory reaction. Histamine, for example, causes blood arteries to dilate, boosting blood flow and cell trafficking to the site of infection. The cytokines produced during this process serve as messengers, signaling other immune cells, such as neutrophils and macrophages, to travel to the site of infection or to be on the lookout for infection., or to be on the lookout for spreading threats. Neutrophils are phagocytic cells that are also categorized as granulocytes due to the presence of granules in their cytoplasm. These granules are extremely toxic to bacteria and fungus, causing them to cease growing or perish upon touch. A healthy adult's bone marrow generates roughly 100 billion new neutrophils per day. Because there are so many neutrophils in circulation at any given moment, they are usually the first cells to appear at the location of an infection. Eosinophils are granulocytes that attack multicellular pathogens. Eosinophils produce a variety of extremely toxic proteins and free radicals that destroy microbes and parasites. During allergic responses, the use of toxic proteins and free radicals also produces tissue injury, soTo avoid needless tissue injury, eosinophil activation and toxin release are tightly controlled.

While eosinophils account for only 1-6% of white blood cells, they can be found in a variety of places, including the thymus, lower gastrointestinal system, ovaries, uterus, liver, and lymph nodes.

Basophils are another type of granulocyte that attacks complex pathogens. Basophils, like mast cells, secrete histamine. Because histamine is used, basophils and mast cells become important actors in mounting an allergic reaction.

Natural killer cells do not actively target pathogens. Natural killer cells, on the other hand, eliminate infected host cells in order to halt the spread of an illness. Through the expression of particular receptors and antigens, infected or compromised host cells can trigger natural kill cells for elimination. Dendritic cells are antigen-presenting cells found in tissues that can communicate with the outside world via the epidermis, the interior mucosal membrane of the nostrils, the lungs, the stomach, and the intestines. Dendritic cells can detect threats and serve as couriers for the rest of the immune system by antigen presentation because they are found in tissues that are frequent sites of early infection. Dendritic cells also serve as a link between the innate and adaptive defense systems.

Answer:

Pharynx carries air from the nose and mouth

Bronchioles

Answer: The breathing rate increases during excercise to bring more oxygen into the body and remove the carbon dioxide that was produced. The heart rate increases to supply the muscles with extra oxygen and remove the carbon dioxide produced.

Explanation:

certain molecule

Explanation:

i searched it

Answer:

A

Explanation:

A is correct; control group is missing as he would want to know how the goldfish ate normally without music

B is incorrect; amount that the fish ate is a measurable result

C is incorrect; the experiment is only about goldfish

D is incorrect; the amount of food that the fish ate is the dependent variable

Answer:

el cuerpo humano necesita células para crecer para que pueda crecer por sí mismo. las células necesitan glucosa y oxígeno para crecer y sobrevivir

Explanation:

A naive B cell is a cell that has MHC and BCR and is waiting to bind its dream antigen.What are B cell receptors?B cell receptors (BCRs) are transmembrane proteins that are located on the surface of B cells. BCRs have two heavy chains and two light chains that are linked by disulfide bonds and form a Y shape.

BCRs are composed of two antigen-binding sites, one on each arm of the Y. The antigen-binding site is made up of the variable domains of the heavy and light chains. The constant regions of the heavy and light chains are found in the transmembrane and cytoplasmic domains of the BCRs.

The specific recognition of antigens by B cells is mediated by BCRs. B cells are activated by antigens that are bound to their BCRs. The activation of B cells results in their differentiation into plasma cells, which secrete antibodies, and memory B cells, which persist in the body for long periods of time and quickly respond to subsequent exposure to the same antigen.

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Answer:

speed up

The enzymes speed up reactions by lowering activation energy.

The blue arrows denote the direction of the energy transfer from the turbine to the electrical generator. Based on the given diagram, the energy transfer between the blue arrows is a gain in energy.

Energy transfer refers to the conveyance of energy from one form to another, such as mechanical energy into electrical energy. Therefore, there is an increase in energy between the turbine and the electrical generator, which is highlighted in the blue arrows' direction.

The generator gains energy in the form of kinetic energy from the turning motion of the turbine. When the turbine turns the shaft of the generator, it causes electromagnetic fields to occur within the generator, which, in turn, generates electricity.

This energy transfer process is efficient as long as the system does not face friction or other forms of resistances. If the system does face such resistances, then there is a loss of energy and inefficiency in the energy transfer process, which can significantly affect the system's overall performance.

In conclusion, the energy transfer between the blue arrows is a gain in energy. The generator gains energy in the form of kinetic energy, which is converted into electrical energy. The efficient energy transfer process is vital for the system's optimum performance and operation.

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Answer:

b

Explanation:

the heart is posterior to the sternum

Answer:

Metric ruler

Explanation:

You need to measure length, which is exactly what a ruler measures. The other option measure other things, like liquids or temperature.

Answer:

I'm pretty sure it would be C.

Explanation:

Dutch elm disease is a disease that affects elm trees and is caused by a fungal species that infects the vascular systems of the tree most likely happens over time as the elm bark beetle population grows. The death rate of the elm tree population will increase, causing an overall decrease in the elm tree population.

Dutch elm disease is most commonly transmitted by the Dutch elm bark beetle, which can carry fungal spores on its body. When an infected beetle lands on and feeds on a healthy elm tree, the tree can become infected with spores.

Dutch elm, first reported in the Netherlands, broad-spectrum fungicide of elms (elm species) and certain other trees. Spread by bark beetles, the disease has depleted elm populations in much of Europe and North America.

Dutch elm control primarily involves beetle elimination. Dead, weak, or dying hard bark elm wood should be burned, peeled, or buried before the elms sprout in the spring. Coating all bark surfaces with a long-lasting insecticide (e.g., methoxychlor) in one dormant spray can kill many insects before fungal spores can attach.

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Answer:

4-Cell Embryo (Zgt)

The 4-cell embryo is the result of a second cleavage event, and occurs at approximately 40 hours after fertilization. The individual cells are called blastomeres. At this stage, the process of embryonic genome activation is initiated in human embryos, and lasts until the 8-cell stage.

In the case of the palmetto bug, if long antennae (L) are dominant to short antennae (l) and normal wings (N) are dominant to bent ones (n), an individual that is homozygous dominant for antennae and heterozygous for wings would produce gametes LN and Ln.

This is because the dominant trait for antennae (L) is present in both chromosomes, while the heterozygous state for wings (Nn) means that there is a 50% chance of producing an N or an n allele in the gametes.

On the other hand, an individual that is heterozygous for antennae (Ll) and homozygous recessive for wings (nn) would produce gametes ln only.

This is because the recessive trait for wings (n) is present in both chromosomes, while the heterozygous state for antennae (Ll) means that either the L or the l allele has a 50% chance of being passed down in the gametes.

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Treatment of testosterone with PCC (pyridinium chlorochromate) is likely to result in the oxidation of the hydroxyl group at position 3 of the steroid ring to a ketone, forming a product known as androstenedione.

PCC is a mild oxidizing agent that can selectively oxidize hydroxyl groups on steroid molecules. Testosterone is a steroid hormone that contains a hydroxyl group at position 3 of the steroid ring. Treatment of testosterone with PCC is likely to result in the oxidation of this hydroxyl group to a ketone, forming a product known as androstenedione. Androstenedione is an important intermediate in the biosynthesis of other steroid hormones such as estrogen and progesterone. The oxidation of testosterone to androstenedione can be useful in the synthesis of these hormones and other related compounds. Overall, the treatment of testosterone with PCC is likely to result in the formation of androstenedione by oxidation of the hydroxyl group at position 3 of the steroid ring.

PCC (pyridinium chlorochromate) is an oxidizing agent that is used in organic chemistry to selectively oxidize alcohols to aldehydes or ketones. When testosterone is treated with PCC, the hydroxyl group (-OH) at position 3 on the steroid ring is selectively oxidized to a ketone group (-C=O). This reaction transforms testosterone into androstenedione, which is an important intermediate in the biosynthesis of other steroid hormones such as estrogen and progesterone. Androstenedione is produced by the adrenal glands and the gonads and is also used as a supplement to increase athletic performance or muscle mass. Overall, the use of PCC to selectively oxidize testosterone provides a useful tool for the synthesis of androstenedione and other related steroid compounds.

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Although most of our DNA resides inside the nucleus of our cells, a small amount is found in the mitochondria — the organelles that generate energy for cells. In most mammals, mitochondrial DNA is inherited from the mother, while mitochondrial DNA from the father is thought to be destroyed shortly after conception.

Answer: D

The correct answer is A. Mutation.

Mutation provides all the raw material for evolutionary forces to act on. Mutations are random changes in an organism's genetic material (DNA). They can be caused by various factors such as errors during DNA replication, exposure to radiation or chemicals, or even spontaneous changes.

Mutations introduce new genetic variations into a population. These variations can lead to differences in traits among individuals. Evolutionary forces such as natural selection, genetic drift, and gene flow act upon these variations, determining their fate in a population over time.

Selection (B) refers to the process by which certain traits become more or less common in a population based on their impact on survival and reproduction. It acts on existing genetic variations but does not provide the raw material itself.

Genetic drift (C) is the random change in allele frequencies in a population due to chance events. It can lead to the loss of certain variations or fixation of others, but it does not create new genetic material.

Gene flow (D) is the movement of genes from one population to another through migration and interbreeding. While it can introduce new genetic material to a population, it is not the primary source of raw material for evolutionary forces.

In summary, while selection, genetic drift, and gene flow are important evolutionary forces, mutation is the fundamental process that generates new genetic variations, providing the raw material for these forces to act upon.

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