How is static electricity created?

a. Two objects that are both positively charged repel each other and release
electric energy.


b. Two objects that are both negatively charged become attracted and create a
spark.

c.
Two highly conductive materials are placed within close proximity of one
another.
d. Friction between two objects causes a transfer of electrons from one object to
the other.
.

Answer:

C. By using genetic analyses

How does oxygen enter the mitochondrial matrix? The electrons taken from NADH and FADH are passed to several other proteins in the inner mitochondrial membrane. Ultimately, they are passed to oxygen (O2). O2 becomes two molecules of water (H2O) after receiving four electrons. This is how oxygen is used by cell respiration.

Answer:

A.Subduction

Explanation:

In a subduction zone, one plate slides beneath another. This leads to friction that can melt the crust and result in volcanic activity

Answer:

D. Transitional epithelium

Explanation:

The combinations will depend on the specific cell division process and the chromosome makeup of the parent cell.

Chromosomes are structures within cells that contain genetic information in the form of DNA.

The possible chromosome combinations in the two daughter cells can vary depending on the type of cell division.

In mitosis, each daughter cell receives an identical set of chromosomes, so the chromosome combination is the same in both cells, represented as DG (duplicated genome). In meiosis, daughter cells receive a unique combination of chromosomes due to the process of recombination, resulting in either LG (haploid genome) or DP (duplicated haploid genome) in one daughter cell and LP (haploid genome) or DP (duplicated haploid genome) in the other daughter cell.

Daughter cells are the two identical cells that result from the division of a single cell during cell division.

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Vector contact involves contact with an infected organism. Details about vectors can be found below.

A vector is a carrier of a disease-causing agent or pathogen.

This means that a vector must come in contact with an infected organism to carry the disease-causing organism.

An example is the case of mosquitoes, which carries plasmodium pathogen that causes malaria when it feeds on an infected organism.

Therefore, vector contact involves contact with an infected organism.

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The layer of skin that is rich with blood vessels, nerves, and specialized structures is the dermis. Option A is correct.

The dermis is the layer of skin that is located beneath the epidermis, the outermost layer of the skin. It is the second major layer of the skin and is responsible for providing strength, support, and various important functions.

The dermis is rich with blood vessels, which supply oxygen and nutrients to the skin cells. It also contains nerves that allow us to perceive touch, pressure, temperature, and pain sensations. Specialized structures within the dermis include sweat glands, oil glands, hair follicles, and sensory receptors.

These specialized structures play crucial roles in regulating body temperature, producing sweat and sebum (skin oil), facilitating hair growth, and providing sensory feedback to the nervous system. Hence, the correct option is A.

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Parathyroid hormone increases phosphate excretion by the proximal convoluted tubule as well as promotes the synthesis of calcitriol. This statement is true.

Parathyroid hormone is secreted by the parathyroid glands. It is a hormone that regulates calcium and phosphate levels in the blood. Parathyroid hormone (PTH) increases calcium absorption by the kidneys, which increases calcium levels in the blood. PTH also has an indirect effect on phosphate levels in the blood.Calcitriol and PTH are two hormones that work together to regulate calcium and phosphate levels in the body.CalcitriolCalcitriol is a hormone that is synthesized in the kidneys. Calcitriol promotes the absorption of calcium from the intestines into the bloodstream. It also increases the absorption of phosphate from the intestines. The kidneys also produce calcitriol, which is involved in bone formation by promoting calcium and phosphate absorption. PTH promotes the synthesis of calcitriol.

Phosphate excretion by the proximal convoluted tubuleParathyroid hormone increases phosphate excretion by the proximal convoluted tubule. The proximal convoluted tubule is a part of the kidney where the filtration process begins. In the proximal convoluted tubule, some of the filtered substances such as water, glucose, and amino acids, are reabsorbed back into the bloodstream. PTH increases phosphate excretion by inhibiting phosphate reabsorption by the proximal convoluted tubule.

Thus, the statement is true.

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Desensitization is a cognitive phenomenon in which those exposed to violence tend to become numb to more violence.

Desensitization is a phenomenon which occurs where an individual becomes accustomed to a particular feeling, emotion or action such that the person is no longer alarmed by it.

For example,individuals can become desensitized to violence.

Therefore, Desensitization is a cognitive phenomenon in which those exposed to violence tend to become numb to more violence.

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Answer:

B.) become numb to more violence

Explanation:

Just took the quiz

Answer:

lock and key method ?

Explanation:

Answer: lock and key method

Explanation: It goes out and goes in just like how when you put a key in a locked door it will open and when you close it, it will close. And when it went down in the diagram, the thing in the middle sticked.

Answer:the answer is D

Explanation:

ALL LIVING THING NEEDS NUTRIENCE

Sally and Charlie were learning about the plant and animal kingdoms in science class. Sally is correct.

The amount of voids and open space within a rock or sedimentary deposit is known as its porosity; the higher the porosity, the better the rock or sedimentary deposit is at holding water. Typically, sediments are more permeable than rocks.

Because there is more open space between the individual sediment grains than between the minerals in a crystallized rock, sedimentary rocks tend to be more porous than igneous rocks.

Sand that is loose has a porosity of about 40%; compacted and dewatered sand has a porosity of 15%; and sand that has been lithified into sandstone rock by the development of cement between the sand grains has a porosity of about 5% or less.

Therefore, Sally and Charlie were learning about the plant and animal kingdoms in science class. Sally is correct.

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\(\huge\boxed{\text{Adenosine Triphosphate(ATP)}}\)

\(\huge\textbf{Cellular Respiration:}\)

Cellular respiration is the process through which cells convert sugars into energy. The energy comes from the fuel molecules such as Glucose(sugar) or Lipids(fats). In cellular respiration, Glucose molecule is dismantled in the presence of oxygen. The bonds between the glucose break forming a simpler molecule and energy is released in small amounts. Some of the energy is stored by cell in the form of ATP while rest is lost as heat. So, ATP is formed from glucose through endergonic and exergonic reactions. The aerobic breakdown of glucose molecule accompanying synthesis of ATP is called celluar respiration. Carbon dioxide and water are produced as Waste Products.  

\(C_6H_{12}O_6\ +\ 6O_2\ {\longrightarrow}\ 6CO_2 +\ 6H_2O +\ (ATP + Heat)\)  

Answer:

characteristics that remain in the common ancestor and the modern organism. 2 - characteristics that are new and have been modified from what was found in the common ancestor. 1 - characteristics that remain in the common ancestor and the modern organism. ...Mar 11, 2020

Answer:

the answer is c

Explanation:

The statement "Neuralgia is nerve pain caused by inflammation, pressure, toxins, and other diseases" is true.

Any area of the body can experience the pain, which is typically sharp, shooting, or scorching. Numerous things, including as irritation, stress, toxins, infections, and other illnesses can lead to neuralgia.

Trigeminal neuralgia, which results in excruciating facial pain, postherpetic neuralgia, a complication of shingles, and occipital neuralgia, which affects the nerves in the skull and neck, are a few frequent varieties of neuralgia.

The underlying cause of the pain and its intensity affect neuralgia treatment. Anticonvulsants, antidepressants, and painkillers are a few examples of medications that may be used to treat symptoms.

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True, neuralgia is nerve pain caused by inflammation, pressure, toxins, and other diseases.

Inflammation is part of the body's defense mechanism. It is the process by which the immune system recognizes and removes harmful and foreign stimuli and begins the healing process. Inflammation can be either acute or chronic

When inflammation happens, chemicals from your body's white blood cells enter your blood or tissues to protect your body from invaders. This raises the blood flow to the area of injury or infection. It can cause redness and warmth. Some of the chemicals cause fluid to leak into your tissues, resulting in swelling.

Neuralgia is a term used to describe nerve pain that can be caused by a variety of factors including inflammation, pressure, toxins, and other diseases.

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Your anwser is A. a disease caused by human immune system failure

I took the quiz and that was the right anwser, happy holidays!

Answer:

I do not see the experiment...

Explanation:

Please add a photo or info, because it is impossible to answer the question.

Answer:

Erosion!

Explanation:

Erosion is a process in which particles are worn away (moved), by gravity.

Answer:

While carbs are made up of simple sugars that break down relatively quickly, proteins are much more complex molecules. The process of dismantling and reducing the proteins to amino acids takes more time, so protein foods take longer — and therefore aren't as “easy”

Explanation:

Holoenzymes are complete and functional enzymes. These are made of protein components called amino acids as well as any required cofactors or coenzymes.

Holoenzyme is a complete, functional enzyme, which is catalytically active. Holoenzyme consists of an apoenzyme together with its cofactors. It contains all the subunits required for the functioning of an enzyme, e.g. DNA polymerase III, RNA polymerase. Proteins are among the most abundant organic molecules in living systems and are way more diverse in structure and function than other classes of macromolecules. When proteins are digested or broken down, amino acids are left. Amino acids are molecules that combine to form proteins.

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Answer:

When nucleic acid copies the DNA it stores or transmits hereditary or genetic information.

Explanation:

To follow the historical pathway that led to our understanding of how heredity works, we have to start back at the cell. As it became more firmly established that all organisms are composed of cells, and that all cells were derived from pre-existing cells, it became more and more likely that inheritance had to be a cellular phenomena. As part of their studies, cytologists (students of the cell) began to catalog the common components of cells; because of resolution limits associated with available microscopes, these studies were restricted to larger eukaryotic cells. One such component of eukaryotic cells was the nucleus. At this point it is worth remembering that most cells do not contain pigments. Under these early microscopes, they appear clear, after all they are ~70% water. To be able to discern structural details cytologists had to stabilize the cell and to visualize its various components. As you might suspect, stabilizing the cell means killing it. To be observable, the cell had to be killed (known technically as “fixed”) in such a way as to insure that its structure was preserved as close to the living state as possible. Originally, this process involved the use of chemicals, such as formaldehyde, that could cross-link various molecules together. Cross-linking stops these molecules from moving with respect to one another. Alternatively, the cell could be treated with organic solvents such as alcohols; this leads to the local precipitation of the water soluble components. As long as the methods used to visualize the fixed tissue were of low magnification and resolution, the results were generally acceptable. In more modern studies, using various optical methods199 and electron microscopes, such crude fixation methods became unacceptable, and have been replaced by various alternatives, including rapid freezing. Even so it was hard to resolve the different subcomponents of the cell. To do this the fixed cells were treated with various dyes. Some dyes bind preferentially to molecules located within particular parts of the cell. The most dramatic of these cellular sub-regions was the nucleus, which could be readily identified because it was stained very differently from the surrounding cytoplasm. One standard stain involves a mixture of hematoxylin (actually oxidized hematoxylin and aluminum ions) and eosin, which leaves the cytoplasm pink and the nucleus dark blue200. The nucleus was first described by Robert Brown (1773-1858), the person after which Brownian motion was named. The presence of a nucleus was characteristic of eukaryotic (true nucleus) organisms201. Prokaryotic cells (before a nucleus) are typically much smaller and originally it was impossible to determine whether they had a nucleus or not (they do not).

Option C is the correct One , A normal process for cells to destroy themselves when their development mechanism is excessive is called apoptosis.

In order for new cells to replace old or damaged ones, the human body continuously sheds them. Cells are hardwired to engage in this natural process of cellular self-destruction, known as apoptosis from the ancient Greek term for "falling off." The process of programmable cell death is called apoptosis. During the initial phases of growth mechanism , unwanted cells are eliminated, including those between the growing hand's fingers. Apoptosis is used by adult bodies to eliminate cells that can no longer be repaired. Apoptosis aids in the prevention of cancer.

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Helicoid cholesteric is the name for a nematic phase with helical twist.

The nematic phase is characterized by the correlation of long molecular axes due to the one-dimensional orientation order of the molecules, but the orientation order is not polar. There is no translation order within the nematic phase.

Helicoid cholesteric phases are similar to nematic phases in that they exhibit long-range orientational order at the positions of the molecular centers of mass and no long-range order.

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Answer:

because breakdown of molecules takes place in yeast that's why cellular respiration takes place in yeast

Explanation:

Answer:

Rusting is an oxidation reaction. The iron reacts with water and oxygen to form hydrated iron(III) oxide, which we see as rust. Iron and steel rust when they come into contact with water and oxygen – both are needed for rusting to occur.

Explanation:

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The fallopian tubes, which are slender tubes linked to the top of your uterus, are the routes that your egg (or ovum) takes to get to your uterus from your ovaries. In the fallopian tubes, an egg and a sperm are often fertilised.

Ovulation marks the beginning of egg transport, which terminates when the egg enters the uterus. The fimbriated, and thumb, tip of a fallopian tube glides over the ovary after ovulation. The egg is picked up and moved into the tube by the cilia's adhesive sites, which are present of the fimbriae. An ovary releases a small egg in one of the uterus once a month during ovulation. Menstruation occurs approximately two weeks after the egg leaves the stomach through the uterus, excluding sperm fertilisation while it is still in the fallopian tube. The fertilised egg must move to the uterus and connect to the uterus for around 6 to 12 days, a procedure called as implantation (1,8).

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Answer:

Animals that are interact in tundra ecosystem are Owls, foxes, wolves, polar bears, caribou, lemmings, and hares.

Explanation:

Animals that are found in tundra ecosystem have some special adaptation to survive the extreme cool temperature. this ecosystem consist of producer, herbivores and carnivores. Owls, foxes, wolves, and polar bears are carnivores which are present in low population while caribou, lemmings, and hares are herbivores which present in large number. These herbivores are the food of carnivores. And these herbivores feed on grasses present in tundra ecosystem.

Answer:

Animals have adapted to the harsh weather conditions and long winters of the tundra.

Animals migrate to eat insects that live there year round.

Many animals in the tundra hibernate during the long, cold winter months.

Animals are most active in the short summer as the snow melts and shallow wetlands form.

Explanation:

Answer:

They produce offsprings that are related to the parent, genetically identical to the parent.

Explanation:

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