I have a test in biology 9th grade, it’s about organ system and how the orange work together. How do I explain ?

The phenotype of the children will depend on the specific genetic inheritance pattern for the albino trait and the pigmentation trait."

The phenotype of the children will be determined by the inheritance of alleles for pigmentation. Assuming the albino man has two copies of the albino allele (aa) and the heterozygous normal pigmented woman has one copy of the albino allele and one copy of the normal pigmentation allele (Aa), the possible genotypes and corresponding phenotypes of the children are: 1. If a child inherits two copies of the albino allele (aa) from both parents, they will have the albino phenotype.

2. If a child inherits one copy of the albino allele (a) and one copy of the normal pigmentation allele (A) from the parents, they will have the normal pigmented phenotype. Therefore, the children could have a combination of albino and normal pigmented phenotypes, depending on the specific alleles inherited from the parents.

Learn more about heterozygous here:

https://brainly.com/question/30156782

#SPJ11

Answer:

Asexually is the simplest one : the cell grows, duplicates its DNA and then splits in two “daughter cells”. That’s mitosis.

Sexually is a bit more complicated because, obviously, the difference between “boys and girls” isn’t the same as for us (no, I won’t make a drawing to illustrate my point!). First the two partners will have to undergo meiosis, a process which will produce either male or female gametes.

Now the difference between male and female lies in the mitochodria (the “power plant” of the cell). To oversimplify things a lot : imagine two persons, both have a cat and want to move together. The problem is that the cats will fight to the death, possibly killing each other and setting the whole place on fire (yep, some extremely territorial kitties). To avoid that, one of the partner will have to leave his cat out. “His” because the partner that leaves the mitochondria out is going the one to be considered male, and the one giving her mitochodria to the offspring will be considered female (because that’s what happens -most of the time- in multicellular organisms like us)

Explanation:

Answer:

FR om anticipating future events to recalling the trajectory of a hidden object, chickens are incredibly smart. They even possess self-control, holding out for a better food reward, and can assess their own position in the pecking order—both characteristics of self-awareness.

Explanation:

Answer: If the volume of a gas is increased at a constant temperature, the pressure of the gas decreases.

Explanation:  

The relation between variation in volume and variation in pressure of a gas at a constant temperature is given by Boyle's Law which states that: The product of pressure and volume of a mass of a contained gas is constant at a constant temperature.  

That is,

Pressure (P) x Volume (V) = constant (k)

[when the temperature (T) is constant; k ≠ 0.]

Or, P = \(\frac{k}{V}\)

That is, pressure varies inversely with volume or an increase in volume at a constant temperature causes a decrease in the pressure of the gas.

Detailed answer:

Answer:

Cell and it's Environment refers to the activities of the cell in a given environment or the functions of the cell in a particular condition

Answer:

Father's genotype is T T, E e

Mother's genotype is t t, E e

Explanation:

Tasting PTC

Let the characters for tasting and not tasting PTC be T and t respectively.

Since all the children can taste PTC, it can be deduced that tasting PTC is a dominant trait.

The man will be homo-zygous dominant for tasting PTC while the woman is homo-zygous recessive for tasting PTC.

Genotype of man is T T and genotype of woman is t t

T T x t t = T t,  , T t, T t; which is a 4:0 phenotype.

Earlobes:

Let the characters for Free and attached earlobes be E and e

Since both the man and woman have free earlobes and 3 out of 4 children have free earlobes, it can be deduced that free earlobes is dominant while attached earlobes is recessive.

The ratio of free to attached earlobes is 3:1

The man and the woman are both hetero-zygous dominant, E e for free earlobes, so that a cross between them will yield three hetero-zygous dominant for free earlobes and one homo-zygous recessive for attached earlobes.

E e x E e = E E, E e, E e, e e; which is a 3 : 1 phenotype.

The wildfire benefits the forest ecosystem by reducing underbrush. Option B is correct.

Therefore, the wildfire benefits the forest ecosystem by reducing underbrush.

Learn more about Wildfire:

https://brainly.com/question/1159830

Answer:

the answer is D. All of the above

Explanation:

i dont got the energy too sorry, the other questions in this section will help explain why its all the above

Voltage-gated Na+ channels do not contribute towards establishing the resting potential of a neuron. Hence the correct option is D.

The resting potential of a neuron refers to its stable, negative charge relative to the outside environment when it is not actively transmitting signals. Several factors contribute to establishing and maintaining this resting potential.

The Na+/K+ pump: The Na+/K+ pump is an active transport mechanism that helps maintain the resting potential by pumping out three sodium ions (Na+) for every two potassium ions (K+) it pumps in. This process helps establish the concentration gradients of these ions across the neuronal membrane.

Passive K+ channels: Passive or leak potassium (K+) channels play a significant role in establishing the resting potential. These channels allow the passive movement of K+ ions out of the neuron, as K+ ions are more concentrated inside the cell. This movement of positively charged ions leads to the inside of the neuron becoming more negative, contributing to the resting potential.

Hence the correct option is D.

To know more about neuron here

https://brainly.com/question/21567067

#SPJ4

Answer:

Cell membrane

Explanation:

Answer:

Cell membrane

Explanation:

There are two classes of membrane transport proteins carriers and channels. Both form continuous protein pathways across the lipid bilayer. Whereas transport by carriers can be either active or passive, solute flow through channel proteins is always passive.

Answer:

❤❤❤❤❤❤❤❤❤❤❤

Answer:

Left side

Explanation:

The mitochondria

The Krebs cycle or citric acid processes in the mitochondrial matrix yield a substance called NADH. Adenosine triphosphate is then produced from NADH by enzymes included into the mitochondrial inner membrane (ATP).

Organelles, or “tiny organs,” are what mitochondria are. They generate ATP (adenosine triphosphate), a chemical that is used by the cell to power the various tasks it must perform, as a source of energy.

The creation of cellular ATP by oxidative phosphorylation is undoubtedly one of the activities of mitochondria, but they also play significant roles in ion homeostasis.

Various metabolic pathways, apoptosis and programmed cell death, as well as the production and consumption of ROS.

Therefore, mitochondria transform nutrient material into an energy form that is used by the cell.

Learn more about mitochondria here:

https://brainly.com/question/14740753

#SPJ2

Answer:

the ocean is my favorite food web/chain

Explanation:

dolphins eat sharks, sharks eat whales, whales eat fish, fish eat smaller fish, smaller fish eat plankton, and plankton eats algae, algae grows from the sun

Answer:

Represented by upper and lowercase letters

(C) genotypes

The following are  Represented by upper and lowercase letters are

(C) genotypes. Thus, option "C" is correct.

Genotype is the genetic makeup of an individual i.e the genes responsible for a traits or character that is expressed in an individual.

Phenotype is the physical expression of a gene. Each gene in an individual that is expressed or can be seen physically is what makes up the phenotype.

Thus, option "C" is correct.

To learn more about Genotype  click here:

https://brainly.com/question/12116830

#SPJ2

As you perform mild to moderate exercise (up to 50 percent of your VO2 max), you will use: Blood glucose and fat. The correct option is (B).

During mild to moderate exercise, the body primarily relies on blood glucose and fat as energy sources.

As the intensity of exercise increases, the body's demand for energy also increases, and it begins to rely more on carbohydrate energy sources, such as glycogen stored in the muscles and liver.

However, at low to moderate intensity, fat is still an important energy source as it can provide a large amount of energy for a longer duration than carbohydrate sources.

Blood glucose is also an important energy source during exercise, particularly in the early stages of exercise when muscle glycogen stores are not yet depleted.

The body can access glucose stored in the blood and liver to provide a quick source of energy.

As the duration and intensity of exercise increase, the body's reliance on glucose and glycogen increases, but fat remains an important energy source throughout.

To know more about "Moderate exercise" refer here:

https://brainly.com/question/4243633#

#SPJ11

Heat has outstanding effects on earth

Let me assume that the effect that you mean here is heat as it has an enormous impact on the earth.

Heating liquids and gases on Earth can have several effects. Here are some of the ways in which heat can affect these substances:

Expansion: When liquids and gases are heated, their particles move faster and take up more space, causing them to expand. This expansion can be observed in phenomena such as thermal expansion of materials and the increase in volume of a gas when it is heated at constant pressure.

Phase Change: Heating can also cause phase changes in liquids and gases. For example, when a liquid is heated to its boiling point, it vaporizes and becomes a gas. Similarly, when a gas is cooled to its boiling point, it condenses and becomes a liquid. The heat required to cause these phase changes is called the latent heat of vaporization or condensation.

Learn more about heat:https://brainly.com/question/1429452

#SPJ1

Answer:

your mom your mom your mom

Answer:

Our eyes see upside down. The given image is transferred through the optic nerve and the brain inverts the image so that it is "normal".

Explanation:

Hope this helps!

Answer:

D. primary pollutant

Explanation:

Nitrogen oxides (NOx) are primary pollutants because they are emitted directly into the atmosphere from various sources such as vehicles, power plants, and industrial processes. They are formed from the reaction of nitrogen and oxygen gases in the air during combustion processes, and contribute to the formation of ground-level ozone, acid rain, and smog. While some nitrogen oxides can also react with other pollutants in the atmosphere to form secondary pollutants such as nitric acid and nitrate particles, their primary source is direct emissions.

Answer:

Nitrogen oxide (NOx) is a primary pollutant. Primary pollutants are those that are emitted directly into the atmosphere as a result of natural or human activities, such as the combustion of fossil fuels in vehicles, power plants, and industrial processes. NOx is produced when nitrogen and oxygen in the air react at high temperatures, such as in car engines or industrial processes.

Secondary pollutants, on the other hand, are not emitted directly into the atmosphere but are formed through chemical reactions between primary pollutants and other substances in the air. Tertiary and quaternary pollutants are not common terms in air pollution classification.

Therefore, the correct answer is D. primary pollutant.

Learn more about Nitrogen Oxide here:

https://brainly.com/question/29610670

#SPJ5

D). The insular cortex is the answer that completes the given statement "The _______ is multimodal in nature, responding to temperature, touch, smell, and taste.

Our brain consists of different regions, which have unique functions to play. These parts of the brain are responsible for controlling various responses, and they work in conjunction with one another. One such region is the insular cortex, which is located in the depth of the lateral sulcus.The insular cortex is multimodal in nature, responding to temperature, touch, smell, and taste.

It also acts as the primary cortex for visceral sensation. The insula is involved in regulating autonomic functions, interoception, and processing the cognitive and affective aspects of pain.It also plays a crucial role in integrating sensory information from different senses. It receives information about the body's internal environment through chemosensory receptors that are located in the gut, respiratory system, and cardiovascular system. This information is then integrated with other sensory input and used to generate appropriate responses.

To know more about insular cortex  visit:-

https://brainly.com/question/30469426

#SPJ11

Although you inherit one chromosome of each pair from your mother and father, you inherit mitochondrial genes from your mother only. This is the correct answer to the question that asks what genes are inherited from the mother.

A mitochondrion is an organelle that is commonly referred to as the powerhouse of the cell since it is responsible for producing the majority of a cell's adenosine triphosphate (ATP), which is the molecule that powers most of the cell's activities. Mitochondria have their own genome, which is distinct from the nuclear genome that most people are familiar with.

It is exclusively maternally inherited because, during fertilization, the egg cell provides all of the necessary components for the developing zygote, including mitochondria. The sperm cell, on the other hand, only delivers the nucleus containing the father's genetic material. This ensures that all of the mitochondria in the zygote are of maternal origin.

Learn more abut Mitochondria: https://brainly.com/question/11655162

#SPJ11

Answer:

Chloroplasts the food producers of the cell. But Those are only located in plants

Answer:

It should be D, rocks beneath Earth's surface are forced toward the mantle.

Explanation:

Metamorphic rocks form when existing rocks are exposed to extreme temperature and pressure

Rocks beneath the surface are forced toward the mantle

This movement increases pressure and heat

Answer:

D

Explanation:

The form of antimicrobial control described in the scenario, where the nurse scrubs the arm with a Betadine solution prior to drawing blood, would be called: A. antisepsis.

Antisepsis refers to the use of antiseptic agents to inhibit or kill microorganisms on living tissues, such as the skin.

The purpose of using an antiseptic, such as Betadine solution (povidone-iodine), is to reduce the number of potentially harmful microorganisms present on the skin surface before a medical procedure.

Antisepsis differs from other forms of antimicrobial control:

B. Disinfection: Disinfection involves the use of antimicrobial agents to kill or reduce the number of microorganisms on inanimate objects or surfaces. It is typically used to disinfect medical equipment, surfaces, or instruments.

C. Sterilization: Sterilization is a procedure that eradicates or eliminates all types of microorganisms, such as bacteria, viruses, fungi, and spores, effectively eliminating their presence and viability. Sterilization methods are used to ensure the complete absence of viable microorganisms on objects or surfaces.

D. Sanitization: Sanitization refers to the process of reducing the number of microorganisms on surfaces to a safe and acceptable level, according to public health standards. It aims to lower the risk of infection but does not guarantee complete elimination of all microorganisms.

In the given scenario, the nurse is using an antiseptic solution (Betadine) to cleanse the arm and reduce the number of microorganisms on the skin before the blood donation procedure.

This falls under the category of antisepsis, as it targets living tissues to prevent or minimize the risk of infection during the procedure.

Learn more about antimicrobial at: https://brainly.com/question/28148962

#SPJ11

Answer:

no question

Explanation:

Amino acids are the chemicals that have been created in studies comparable to those carried out by Miller and Urey.

Harold C. Urey and Stanley L. Miller conducted an experiment to explain the beginning of life on Earth. They thought that the inorganic minerals that made up the early earth's environment may have created amino acids. They used the gases that the two biologists' thought were in the early earth's atmosphere: methane, water, hydrogen, and ammonia. The chemicals were cycled inside the system in sterile glass flasks and tubes that were connected in a loop.

The experiment fell short of explaining how proteins were in charge of creating amino acids. Some scientists disagree, claiming that the gases utilised by Miller and Urey are not as plentiful as the experiment indicates. They believed that the atmosphere is made up of gases like oxygen, nitrogen, and carbon dioxide that are emitted during volcanic eruptions. The outcomes are therefore unreliable.

Learn more about 'Miller and Urey experiment' here:

https://brainly.com/question/271844

#SPJ4

Answer:

Thiobacillus denitrificans, Micrococcus denitrificans, and some species of Serratia, Pseudomonas, and Achromobacter.

Explanation:

DNA can be cut into shorter sequences by proteins known as C restriction enzymes.

The main function of restriction enzymes in a cell is to cut the DNA in specific sequences, which is required to carry out certain cellular functions such as reparation of DNA damage.

Therefore, with this data, we can see that the main function of restriction enzymes in a cell is to act in certain processes including DNA damage in order to cut the sequence at specific nucleotides.

Learn more about restriction enzymes in the cell here:

https://brainly.com/question/18789977

#SPJ1

Answer: A peaceful world that we could all coexist without starting meaningless wars. A world where we maintain our earth instead of destroying it.

Explanation: which is never going to happen but it’s all good.

High blood pressure can place increased pressure on the walls of the blood vessels inside the brain, increasing your chances of developing an aneurysm. Also, it forces the heart to work harder to pump blood to the rest of the body. This causes the lower left heart chamber (left ventricle) to thicken. A thickened left ventricle increases the risk of heart attack, heart failure and sudden cardiac death. Moreover, blood vessels damaged by high blood pressure can narrow, rupture or leak. High blood pressure can also cause blood clots to form in the arteries leading to the brain, blocking blood flow and potentially causing a stroke.

So the correct answer is: All of thees choices are correct.