i need 5 examples .....

Answer:

roughly 90 percent of stored energy is lost as waste heat each time

Answer:

In general, roughly 90 percent of stored energy is lost as waste heat each time you go up the food chain by one trophic level. In other words, animals, on average, convert just 10 percent of the energy available from the organisms they eat into stored chemical energy.

Explanation:

Answer:

u  should s#x more often

Explanation:

following the diet which strictly avoid the intake of phenylalanine  will be the best treatment for phenylketonuria (pku) disorder

When a person with phenylketonuria (PKU) consumes foods high in protein or consumes aspartame, an artificial sweetener, a hazardous accumulation of phenylalanine can occur. Long-term health issues may result from this. Although PKU cannot be cured, early diagnosis and treatment can help avoid serious health issues as well as intellectual disability and other limits in one's capacity for thinking, understanding, and communication.

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In a  Series circuit, the current is the same everywhere.​

Answer:

1) is going to be A

2) is going to be D

3) can't give you an answer because you can't fully read the question

Explanation:

Answer:

its A, Air moves from centers of high pressure toward a center of low.

Answer:

its one of two chromosomes of the same length and type inherited from a father or mother

Explanation:

:)

Answer:

Homologous chromosomes are made up of chromosome pairs of approximately the same length, position, and staining pattern. One homologous chromosome is inherited from the organism's mother; the other is inherited from the organism's father.

Explanation:

Hope this helps!

The most likely explanation for the changes that the scientists observed is a natural disaster, such as a hurricane, struck the island. The correct option is C.

Natural disasters are physical limiting factors that have a catastrophic impact on the populations of various species that live in an ecosystem.

It has the potential to wipe out several residents in a single catastrophic event.

A limiting factor is a resource or ecological condition that limits an organism's or group of organisms' growth and distribution in an ecosystem.

Limiting factors can be physical or biological in nature. A limiting factor prevents organisms from occupying their primary niche.

As a result, a natural disaster, such as a hurricane, striking the island is the most likely explanation for the changes observed by the scientists.

Thus, the correct option is C.

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Your question seems incomplete, the missing options are:

A. Competition for resources caused all of the island populations to decrease at the same time.

B. A disease or parasite affected all of the island populations.

C. A natural disaster, such as a hurricane, struck the island.

D. Stress from overcrowding affected all of the island populations.

In a population in Hardy-Weinberg equilibrium, at a bi-allelic locus with a frequency of the dominant allele of 0.5, the frequency of heterozygotes in the f5 generation is 0.25.

The Hardy-Weinberg Equilibrium states that the frequency of a dominant allele and the frequency of heterozygotes can be calculated using the following equation:
Frequency of heterozygotes = 2 * (frequency of dominant allele) * (1 - frequency of dominant allele)
Therefore, in the population described in the question, the frequency of heterozygotes in the f5 generation is 0.25, calculated as 2 * (0.5) * (1 - 0.5) = 0.25.

If a population is in the state of Hardy-Weinberg equilibrium, the gene pool's allele and genotype frequencies are expected to remain constant from one generation to the next without evolutionary processes.

The allele frequency is the relative frequency of a gene variant or allele in a population. Heterozygosity is a measure of the genetic diversity of a population. It is defined as the proportion of heterozygotes in a population at a bi-allelic locus.

In a population that is in Hardy-Weinberg equilibrium, the equation for allele frequency is given as p + q = 1, and for genotype frequency, the equation is given as p² + 2pq + q² = 1, where p is the frequency of the dominant allele and q is the frequency of the recessive allele. A population is in Hardy-Weinberg equilibrium.

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Answer:

Older fossils are difficult to obtain because they’re extremely deep in the Earth’s crust.

Explanation:

yes

Answer:

C. internal or external bleeding, RBC malfunction, reduced ability to fight infection

Explanation:

WBC deals with the ability to fight off infection, RBC deals with delivering oxygen to cells, and platelets create blood clots for wounds, so if they weren't doing their jobs, you have have bleeding.

Hope this helps

Answer:C

Explanation:

The investigation on heart rate during different physical activities involves students measuring their resting heart rate and recording their heart rate after performing activities like walking, running, or jumping. They will compare and analyze the data to note any changes based on the intensity of the activity. The goal is to explain the relationship between heart rate and physical activity.

Heart rate is an essential indicator of cardiovascular fitness and provides insights into how the body responds to physical exertion. When the body engages in physical activity, the heart works harder to supply oxygen and nutrients to the muscles. As a result, the heart rate increases.

During rest, the heart beats at a baseline rate known as the resting heart rate. As individuals engage in different activities with varying intensities, their heart rate will respond accordingly. Light activities like walking may result in a moderate increase in heart rate, while more vigorous activities like running or jumping will lead to a more significant increase.

By comparing and analyzing their heart rate data, students can observe the relationship between heart rate and physical activity intensity.

They will likely find that higher-intensity activities elicit higher heart rates. This relationship demonstrates how the heart adapts to meet the increased demand for oxygen and energy during exercise.

Understanding this relationship is crucial for assessing cardiovascular fitness and designing appropriate exercise programs to improve heart health.

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Answer:

As the name implies protein electrophoresis is used to determine proteins in a sample and DNA electrophoresis is used to determine DNA segments (and later sequences) in a given sample.

The association between allele frequency and environmental factors would not exist if there were no natural selection. So, the existence of a cline suggests natural selection.

The term "cline" refers to a gradient of a phenotypic or genetic characteristic within a single species.

Natural selection is the differential survival and procreation of individuals as a result of phenotypic differences. The alteration of a population's inherited features through generations is a crucial component of evolution. The term "natural selection" was made popular by Charles Darwin, who contrasted it with artificial selection, which in his view is intentional but natural selection is not. Natural selection affects the phenotype, the traits of the organism that actually interact with the environment, but any phenotypic with a genetic base that favors reproduction may spread more widely in a population.

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The structure that controls the cell is the DNA in the nucleus of the cell.

These genes play an important role in determining certain details of how we exist biologically. Chromosomes are made up of genes. More specifically chromosomes are mostly DNA molecules of which genes are parts. DNA is the genetic material of humans and almost all other organisms. Most of the DNA is present in the cell nucleus, but a small amount is also present in the mitochondria. DNA contains the code for building and maintaining organisms.

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Answer:

18.1m/s

Explanation:

224/12.4 = 18.0645

The liver and chylomicrons contain different ApoB, they both come from the same gene.

The ApoB gene undergoes a process called mRNA editing, which results in two different forms of ApoB: ApoB-100 and ApoB-48. ApoB-100 is synthesized in the liver and is a component of very low-density lipoproteins (VLDLs), while ApoB-48 is synthesized in the small intestine and is a component of chylomicrons.

The mRNA editing process involves a site-specific deamination of a cytidine residue in the mRNA, which leads to the creation of a stop codon in the ApoB-48 mRNA, resulting in a shorter protein.

Hence, even though liver and chylomicrons contain different forms of ApoB, they both originate from the same gene due to mRNA editing.

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Answer:

B

Explanation:

Answer:

Not quit sure but i think its B

Exocrine glands secrete hormones outside the body, affecting body temperature and digestion. They are divided into merocrine, apocrine, and holocrine glands, each secreting different substances. Merocrine glands secrete hormones through exocytosis, apocrine glands by partial cell loss, and holocrine glands by complete cell loss.

The term "exocrine" refers to the secretion of hormones outside of the body. These glands, such as sweat glands and salivary glands, produce and secrete hormones that are released onto the skin or into the mouth.

An exocrine gland is a type of gland that secretes substances outside of the body. These glands are important for various bodily functions, such as the regulation of body temperature and digestion.

The exocrine gland is divided into three main types: merocrine, apocrine, and holocrine, each of which secretes substances differently. Merocrine glands secrete substances through exocytosis, which means that the content is loaded into vesicles and then secreted outside the body. Sweat glands and salivary glands are examples of merocrine glands. The substances are released onto the skin or into the mouth.Aporcrine glands secrete substances by the partial loss of the secreting cell. These glands are found in the armpit, breast, and ear canal.

In contrast to merocrine and apocrine glands, holocrine glands secrete substances by the complete loss of the secreting cell. The sebaceous gland, which secretes sebum, is an example of a holocrine gland.

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The exocrine secretes hormones externally to the skin or mouth.

Answer:

I would think that the spindle apparatus are simply just starting to pull the chromatids apart, either that or they haven't fully lined up yet and it's slightly before metaphase.

Explanation:

In a test cross between a triply heterozygous A B C/abc fruit fly, you would expect a recombination frequency of 10% between genes A and B.

In fruit flies, if genes A, B, and C occur in that order, with A being 10 map units from B and B being 20 map units from C, and you perform a test cross with a triply heterozygous A B C/abc individual, you would expect 10% recombination between genes A and B.

The distance between genes A and B is given as 10 map units, which represents the recombination frequency between these two genes. Since recombination frequency is a measure of the likelihood of a genetic crossover occurring between two genes during meiosis, a 10% recombination frequency suggests that 10% of the offspring resulting from the test cross will show recombination between genes A and B.

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Answer:

False

Explanation:

Yes, protists are decomposers.

Protists include species such as protozoa, algae, and molds. Many protist species are decomposers, meaning they feed on dead organisms to meet their nutritional needs.

Pls, choose me as brainliest!

Answer:

rr

not enogh

Explanation:

Answer:

RR and rr

Explanation:

H0m0zygous will give that it's either RR or rr, it's red, the dominate trait, showing it's RR.

Grey is a recessive trait, meaning it can only show if it's h0m0zygous recessive, rr

According to decay theory, forgetting occurs because of the passage of time.

Sigmund Freud's concept of repression reflects the idea of retrieval failure.

Forgetting is a common phenomenon in human memory, and decay theory suggests that it happens due to the natural fading or weakening of memories over time. When information is encoded into our memory, it creates neural connections and pathways in the brain. However, these connections can gradually weaken or decay if they are not reinforced or accessed frequently.

The main idea behind decay theory is that memories that are not regularly reinforced or retrieved may gradually decay, becoming more difficult to retrieve accurately. This decay occurs at the neural level, as the connections between neurons weaken over time, making the memory traces less effective in retrieving the information. As a result, memories that are not actively maintained through rehearsal or retrieval can become less accessible and eventually fade away.

Repression is a concept introduced by Sigmund Freud in psychoanalytic theory, and it refers to the unconscious blocking of traumatic or distressing memories from conscious awareness. According to Freud, individuals may repress memories that are too threatening or painful to consciously remember, pushing them into the unconscious mind.

Repression aligns with the concept of retrieval failure because the memories that have been repressed are not readily accessible to conscious retrieval. While the memories may still exist in the unconscious, they are effectively blocked or "forgotten" from the conscious awareness.

When attempts are made to retrieve repressed memories, they may remain inaccessible due to the psychological defense mechanism of repression. These memories are effectively "hidden" from conscious recall, making retrieval difficult or even impossible without specialized therapeutic techniques.

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Answer:

c

Explanation:

was caused by water mold

Answer:

With the boost in warmer weather and excess water, populations will boom

Explanation:

Yabbies will do best at a water temperature of between 12°C and 20°C but they will tolerate water that is a little colder or warmer. Complete immersion in water is not essential for life for the yabby. If its gills are kept moist (humid air is sufficient), it can absorb oxygen from the air and survive for many days out of water. To breed, however, it must be in water. With the water needed for breading and warmer weather used for breeding, population numbers for the Yabbies should rise.

Answer:

B, and C.

Explanation:

Answer:

the word 'structure' in biology has the following meaning;

"An arrangement or organization of parts to form an organ, system, or living thing"

Answer:

Kidney, ureter, urinary bladder, urethra

Explanation:

Kidney, ureter, urinary bladder, urethra is the correct sequence of the urine's pathway as it is formed and exited from the body. Therefore, option (D) is correct.

Urine, which contains wastes and extra fluid, is expelled from the body through the urinary tract, which serves as the body's drainage system. Urine is removed through the urinary tract. In order for normal urination to take place, it is necessary for all of the body parts that make up the urinary tract to cooperate with one another and do so in the appropriate sequence. The component of the body that processes urine and consists of two kidneys, two ureters, a bladder, and a urethra.

Infections can also occur in the urinary tract, and these infections are caused by microorganisms, most commonly bacteria, that enter the urethra and the bladder. These microorganisms are what cause inflammation and infection in the urinary tract. Even though a urinary tract infection (UTI) most frequently takes place in the bladder and the urethra, bacteria are able to travel up the ureters and infect your kidneys if they have the chance.

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1. Dead plants, animal carcasses, compost.

2. You would find plenty of dead leaves and bones on the forest floor, while the desert floor would be very low in organic matter and would contain a higher majority of sand.

3. Organic matter is generally darker when referring to color. This is why the humus layer, or the final stage in the decomposition of organic waste, is black.

4. The soil texture triangle is used to help visualize and understand the meaning behind soil texture names. It tells us specifically what textures soils may be depending on the percentage of sand, silt, and clay in each.

5. The numbers on the side of the triangle relate to the percentage of clay, silt, and sand in the soil.

6. Soil compaction can prevent water drainage, slow microorganism population growth, and suffocate and stunt plants. Air can be brought back to the soil by using an aeration tool, or by introducing burrowing animals and plants with heavy roots. Aeration tools reduce compaction in soil, while rooted plants and burrowing animals create pores that allow air and water to drain into it.

7. (I can't 100% answer this question because it is apart of the reading that I don't have access to but I'll give it a shot) A soil profile is the arrangement of soil horizons that make up the various layers in the soil. We observe and describe soil horizons and soil profiles to help classify and interpret the type and uses of soils.