If you examine the gene pool of a population that is evolving due to genetic drift, what do you predict will occur with the allele frequencies?.

The components of the conducting portion of the respiratory system are:

a) Nose.

b) Nasal cavity.

d) Larynx.

e) Trachea.

The conducting portion of the respiratory system is responsible for the movement of air into and out of the lungs. It includes structures that facilitate air passage without gas exchange. The nose and nasal cavity help filter, warm, and humidify incoming air. The larynx (voice box) houses the vocal cords and serves as a passage for air. The trachea (windpipe) carries air from the larynx to the bronchi, which further branch into the bronchioles.

Respiratory bronchioles and f) Alveoli are components of the respiratory system, but they are not part of the conducting portion. Respiratory bronchioles are involved in both air conduction and gas exchange, while alveoli are the tiny air sacs where gas exchange occurs.

Bronchi: The bronchi are the main airways that branch off from the trachea and lead into the lungs. They further divide into smaller bronchioles.

Bronchioles: Bronchioles are smaller branches of the bronchi that continue to divide within the lungs. They help direct air to different regions of the lungs.

Terminal bronchioles: Terminal bronchioles are the smallest branches of the bronchioles. They mark the end of the conducting portion of the respiratory system and are the final airway structures that do not participate in gas exchange.

The conducting portion of the respiratory system consists of the nose, nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, and terminal bronchioles. These structures work together to ensure the passage of air from the external environment to the deeper regions of the respiratory system.

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The comparison between 2 different categories of heterotrophs in terms of how they obtain nutrients are explained below.

Heterotrophs are the organisms that cannot prepare that own food and depend on other organisms for their food and nutrient requirement.

The two different categories of heterotrophs are: herbivores and carnivores.

This interdependence maintains the stability and balance in the ecosystem. Therefore, they play the most important role in nutrient cycling.

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Answer: clean evironment

Explanation:

Answer:

they would make up a population

Explanation:

A bunch of creatures combined in the pool made the, population in the pool.

The relationship between clownfish and sea anemones is an example of mutualism.

Mutualism is a type of symbiotic relationship in which both species benefit from each other's presence. In this case, the clownfish receive protection from predators by living among the stinging tentacles of sea anemones, which provide them with a safe refuge. The clownfish also help the sea anemones by driving away polyp-eating fish and providing food in the form of leftover scraps and feces. The clownfish also bring fresh water to the sea anemones by fanning their fins, helping to remove waste and promote better water circulation around the anemones.

This mutualistic relationship is beneficial to both the clownfish and sea anemones, as they depend on each other for survival and both receive advantages from their association. It is an example of how species can evolve and adapt to live in close association with each other for mutual benefit, a common occurrence in many ecosystems.

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a. RrTt rrTt RRtt. Mendel's theory is based on the hybrid cross trait. Take the example of a dihybrid cross, which occurs when two doubly heterozygous individuals are bred together.

Using this Punnett square as a guide, next:

Dihybrid cross: where A stands for the dominant white seed characteristic, B stands for the recessive wrinkled seed trait, and a stands for the recessive yellow seed trait. B stands for the dominant smooth seed trait.

These are the dihybrid cross-ratios:

Dihybrid cross's genotypic ratio is 1: 2: 1: 2: 4: 2: 1: 2: 1.

9:3:3:1 would be the phenotypic ratio.

One can color the Punnett squares with comparable allele combinations to calculate the genotypic ratios, and then count the number of Punnett squares with the same color to determine the genetic ratios.

Take a look at the illustration below for a visual illustration: a dihybrid hybridization of pea plants that takes into account two features

Y, for green seeds against y, for yellow seeds (the dominating seed color characteristic) (recessive seed color trait)

R, for wrinkled seeds against r, for round seeds (the dominating seed texture feature) (recessive seed texture trait).

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Answer

The most abundant elements in the human body are oxygen, carbon and hydrogen. Oxygen makes up 65% of the body.

Answer:

Oxygen as it makes up 65% of the body

During the Cretaceous period, high temperatures and abundant vegetation resulted in increased \(CO_2\) levels, leading to the accumulation of organic matter and the formation of good source rocks for oil and gas.

During the Cretaceous period, spanning from approximately 145 to 66 million years ago, the global carbon-climate cycle played a crucial role in the development of favorable conditions for the formation of good source rocks. The period was characterized by high global temperatures and abundant vegetation, resulting in increased carbon dioxide \((CO_2)\) levels in the atmosphere.

The elevated \(CO_2\) levels fueled vigorous photosynthesis, leading to the accumulation of organic matter in marine and terrestrial ecosystems. As this organic matter was buried and subjected to heat and pressure over millions of years, it transformed into oil and gas, creating potential source rocks. The warm climate and prolific vegetation during the Cretaceous, along with the subsequent geological processes, contributed to the formation of the rich hydrocarbon reserves that are vital to our energy resources today.

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The correct question is:

Explain the global carbon-climate cycle during the Cretaceous period. (Write only one paragraph describing what happened during the Cretaceous geological period in order to have good source rocks.)

Answer:

amylase and other carbohydrase enzymes break down starch into sugar.

protease enzymes break down proteins into amino acids.

lipase enzymes break down lipids (fats and oils) into fatty acids and glycerol.

Explanation:

history

Explanation:

I mean it's not rocket science

Answer:

hydrogen bonds form between Complementary base pairs

Explanation:

The nucleotides in a base pair are complementary which means their shape allows them to bond together with hydrogen bonds.

On average, women tend to carry extra weight around their bellies. Thus, option "B" is correct.

An excess in fat will cause it deposited in various parts of the body. One of the locations is the visceral part of the digestive system in the belly. This will cause the belly to look bloated and called "beer belly" or "central obesity". The fat is also located in the subcutaneous part of the skin.

Thus, option "B" is correct.

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Answer:

it means that student is running 8meters per second

Answer:

it means that the student runs 10 miles per second

Explanation:

False: The activity of enzymes is controlled by various factors, including pH, but it does not solely rely on a lower non-primary binding site called d.

Enzymes are biological catalysts that facilitate chemical reactions by binding to specific substrates. They have an active site where the substrate binds, and sometimes, they also have additional non-primary binding sites called allosteric sites. These allosteric sites can modulate enzyme activity by binding to molecules other than the primary substrate, causing a conformational change in the enzyme that affects its catalytic activity. The optimal pH for an enzyme's activity is typically specific to the enzyme and the environment in which it operates, but it is not determined by the presence of a lower non-primary binding site called d.

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A blanket from a child with chickenpox is likely to be contaminated with the virus that causes chickenpox (varicella-zoster virus). the blanket is called fomite.

viruses are infectious microscope agent which contains genetic material,DNA and RNA.

They require a host body to multiply themselves.

The study of viruses is known as virology.it is a branch of microbiology.

viruses are exist in the independent form called virions .

Viruses affect the immunity system of the body.

it is also known as varicella.

it caused by varicella zoster virus. it is highly contagious disease.

in this disease, there is a small red itchy blisters comes on the whole body.

this is more severe in adults than in children.

incubation period of this disease is 10 -21 days after the characteristics rash appears.

Symptoms include fever, headache, loss of appetite and tiredness.

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Biology is very simple. Stay focused on brainly.

Brainly has all you need to become an excellent biology student. Just contact them for help

The reaction A --> B + C + heat is released in an exergonic (energy has been released).

An exergonic reaction is indeed a chemical reaction in which the change in limitless energy has been bad . If the system seems to be closed and the final and initial temperatures are equal, this indicates a reflex response. The Gibbs free energy is appropriate for processes that occur inside a closed system at the same pressure and temperature, while the Helmholtz energy is pertinent for processes that happen at constant temperatures and volumes.

In accordance with the second law of thermodynamics, any reaction that occurs at constant temperature with out input of electrical as well as photon energy is exergonic. Cellular respiration is an example.

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Answer:

low weight for age, poor appetite, irritability

Explanation:

be low is never fun it has alot of i.pact on our bodies physically but most of all mentally

Answer:

The shopping cart will continue rolling until it will stop.

Explanation:

The correct answer is "allergy or hypersensitivity reaction."

When the immune system overreacts to a relatively harmless substance, such as pollen or certain foods, it triggers an allergic or hypersensitivity reaction. This exaggerated immune response can cause various symptoms and complications, ranging from mild discomfort to severe allergic reactions. Autoimmune responses refer to a different type of immune dysfunction where the immune system mistakenly attacks healthy tissues in the body. Immunodeficiency, on the other hand, refers to a weakened or impaired immune system.

An allergy or hypersensitivity reaction occurs when the immune system responds excessively to a harmless substance, causing symptoms such as sneezing, itching, or difficulty breathing. This exaggerated response is due to the immune system mistakenly identifying the substance as a threat. Autoimmune responses involve the immune system attacking the body's own cells and tissues, while immunodeficiency refers to a weakened immune system unable to effectively fight off infections and diseases.

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This picture shows the surface weather model at a particular location.

The type of weather is most likely expected at the location is "rain shower" (Option C). This is because the atmospheric pressure is fair at 103, and the dew point is almost similar to the atmospheric temperature with a difference of 4 degrees. Hence only a light shower is expected in the location with the above model.

Under constant air pressure and water content, the dew point is the temperature at which air must be chilled to become saturated with water vapor.

When temperatures fall below the dew point, moisture capacity decreases and airborne water vapor condenses to create liquid water known as dew.

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The cell cycle is the replication and reproduction of cells, whether in eukaryotes or prokaryotes.

or

It is the cycle of events that take place in cell as it grows and divides.

The cell cycle refers to the different events that occur in a cell as it grows and then divides.

In conclusion, the cell cycle refers to the different events that occur in a cell as it grows and then divides.

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Answer:

The brain stem sits beneath your cerebrum in front of your cerebellum. It connects the brain to the spinal cord and controls automatic functions such as breathing, digestion, heart rate and blood pressure.

Explanation:

What I got to have

Eutrophication (from Greek eutrophos, "well-nourished") is the process by which an entire body of water, or parts of it, becomes progressively enriched with minerals and nutrients. It has also been defined as a "nutrient-induced increase in phytoplankton productivity". Water bodies with very low nutrient levels are termed oligotrophic and those with moderate nutrient levels are termed mesotrophic. Advanced eutrophication may also be referred to as dystrophic and hypertrophic conditions. Eutrophication in freshwater ecosystems is almost always caused by excess phosphorus.

I hope this helps

Answer:

A. increasing

Answer:

I think the second one

The name of the enzyme is lipase

Explanation:

because enzyme is a catalyst not because of breakdown of lipids but because it speeds up the biochemical reaction

this is a fact that enzyme speeds up the reaction.it is not because of lipids

enzymes is not degraded in the reaction.

anabolic reactions are the reactions that synthesizes larger molecules to smaller ones, not related to breakdown of lipids.

enzymes is not made up of RNA molecules. They are made up of proteins

Answer:

a,b,c,f are the correct choices

Explanation:

The aortic pressure reflects changes in the ejection of blood from left ventricle of the heart.

Heat is four chambered muscular organ in humans. The upper two chambers are atrium and lower two chambers are ventricles. Ventricles dispose the blood received from auricles into different parts based on the oxygen level. The semilunar valves are cusps or pocket like structures present to prevent blood backflow.

There are two such valves namely aortic and pulmonary valves. Aortic valve connects left ventricle with different parts of body while pulmonary valve connects right ventricle and pulmonary artery. Since aorta is directly connected to left ventricle, thus aortic pressure reflects changes from it.

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Answer:

They cause reactions in your nervous system that arent meant to happen

Venous pressures are generally lower than arterial pressures due to the differences in their respective functions and the resistance offered by arterial walls.

Venous pressures are expected to be lower than arterial pressures. Arterial pressure refers to the force exerted by the blood against the walls of arteries, generated by the pumping action of the heart during systole.

Arteries are responsible for transporting oxygenated blood away from the heart to tissues throughout the body.

The arterial system experiences higher pressure due to the pumping action of the heart, the elastic properties of arterial walls, and the need to maintain blood flow against resistance.

In contrast, venous pressure refers to the force exerted by the blood in the veins. Veins carry deoxygenated blood back to the heart.

The veins are thinner-walled and less elastic compared to arteries, which means they have less ability to withstand and maintain high pressures.

Moreover, venous return is aided by various mechanisms, such as the contraction of surrounding muscles, the presence of one-way valves, and the respiratory pump (breathing movements).

These mechanisms assist in propelling blood towards the heart and overcoming the resistance in the venous system, resulting in lower venous pressures compared to arterial pressures.

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