_____ is the type of metabolism where useful energy is harvested.

Answer:

lion and cheetah populations compete for the food source of zebras ,and lions outcome cheetahs

Answer:

The societal change that would likely cause a decrease in birth rate is;

B. Increasing the education and employment opportunities for women

Explanation:

Changing the nature and proportion of participation of women in education and occupation by increasing the education and employment opportunities for women such that the way women participate in the labor force changes with more women obtaining a higher education by spending more time in schools and at their places of employment will lead to the following demographics

1) A higher number of university educated women

2) Increased urbanization, as more women gain employment in urban areas

3) Reduced fertility, as more time is spent by women in school and employment thereby reducing the available period for child bearing and birth rate

The person above is correct because the more education women has, the lesser chance at them having a baby(babies) out of the blue. They have more focus on education and this also risks marriage at a young age. Therefore the answer is indeed B.

Answer:

Root hair cells are outgrowths at a tip of the plant's roots. Root hair cells vary between 15 and 17 micrometres in diameter, and 80 to 1,500 micrometres in length.

Answer: B. The type of medium

Explanation: As B. is what you are changing. The indipendent variable levels are the different types of mediums.

In multicellular organism the energy is stored in the body in the form of Glycogen.

The cells require a constant supply of energy to generate and maintain the biological order that keeps them alive. This energy is derived from the chemical bond energy in food molecules, which thereby serve as fuel for cells.

Sugars are particularly important fuel molecules, and they are oxidized in small steps to carbon dioxide (CO2) and water.

Other molecules, such as fatty acids and proteins, can also serve as energy sources when they are funneled through appropriate enzymatic pathways.

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Answer:

The products of one process are the reactants of the other. Together, the two processes store and release energy in living organisms. The two processes also work together to recycle oxygen in Earth's atmosphere.

Explanation:

The products of one process are the reactants of the other. Together, the two processes store and release energy in living organisms. The two processes also work together to recycle oxygen in Earth's atmosphere.

Answer:  

The deposition of acidifying air pollutants causes acidification of surface waters (lakes, rivers and streams) and forest soils, leading to loss of nutrients such as potassium and magnesium from soils and the release of toxic aluminium into soils and waters, resulting in adverse effects on animals and plants.

Explanation:      

Answer:

Explanation:

(a) The best way to describe this study is: Experiment with 2 treatments: the bandages with antibiotic and the bandages with antibiotic applied first.

(b) To calculate the critical value for a 99% confidence interval for the difference in population means, we need to find the t-value. Since the sample size is relatively large (n = 50), we can use the normal distribution approximation. The critical value for a 99% confidence level corresponds to the z-value at the 0.995 percentile. Using a standard normal distribution table or technology, the critical value is approximately 2.576 (rounded to three decimal places).

(c) To calculate the 99% confidence interval for the difference in true mean healing time between the two types of bandages, we can use the formula:

Confidence Interval = (mean1 - mean2) ± (critical value * standard error)

where:

mean1 = mean healing time for Group 1 (bandages with preloaded antibiotic)

mean2 = mean healing time for Group 2 (bandages with antibiotic applied first)

critical value = 2.576 (from part b)

standard error = sqrt[(variance1/n1) + (variance2/n2)]

Substituting the given values into the formula:

mean1 = 1.60

mean2 = 3.28

standard deviation1 = 0.51

standard deviation2 = 0.76

n1 = n2 = 50

standard error = sqrt[(0.51^2/50) + (0.76^2/50)]

≈ sqrt[0.002601 + 0.009216]

≈ sqrt(0.011817)

≈ 0.1086 (rounded to four decimal places)

Confidence Interval = (1.60 - 3.28) ± (2.576 * 0.1086)

= -1.68 ± 0.2798

= (-1.96, -1.40) (rounded to two decimal places)

Therefore, we can be 99% confident that the difference in true mean healing time in wounds for the bandages with preloaded antibiotic and the bandages with antibiotic applied to the wound first is between -1.96 and -1.40 days.

(d) The statement is true. If the confidence interval includes zero, it means that zero is within the range of plausible values for the difference in mean healing times. This suggests that there is insufficient evidence to conclude that there is a significant difference between the mean healing times for the two different bandages.

Answer:  heterozygous

Explanation: Each variation is an allele, and each allele will produce a slightly different effect. Alleles of the same gene differ by their genetic sequence.

Answer:

The evolution of species’ niches is a process that is fundamental to investigations in numerous fields of biology, including speciation, community assembly, and long-term regional and global diversification processes. It forms the nexus between ecological and evolutionary questions. Topics as diverse as ecological speciation, niche conservatism, species coexistence, and historical biogeography all rely on interpreting patterns and drivers of species’ niches through time and across landscapes. Despite this importance, a distinct research agenda concerning niche evolution as a discrete topic of inquiry has yet to emerge. Niche evolution is often considered as a sidebar or of secondary importance when addressing questions such as “how did two species diverge?” Basic questions such as “what is a niche,” “what is the biological basis of niche evolution,” “at what scale should we evaluate niche evolution,” and “how can we observe niche evolution at different timescales” have rarely been addressed directly, or not at all in some systems. However, various intellectual threads connecting these ideas are evident in a number of recent and historical publications, giving some semblance of form to a framework for interpreting and evaluating niche evolution, and outlining major areas for future research from an evolutionary perspective. There is a reverse perspective from the macroecological scale as well, with questions involving coexistence, distributions and ranges, food webs, and other organismal attributes

Explanation:

ye

Answer:The hypothesis is an educated guess as to what will happen during your experiment.

Explanation:

The hypothesis is often written using the words "IF" and "THEN." For example, "If I do not study, then I will fail the test." The "if' and "then" statements reflect your independent and dependent variables.

Hardy-Weinberg Equilibrium states that the genetic variation within a population will remain constant from one generation to the next in the absence of disturbing factors, such as selection, mutation, gene flow, or genetic drift.  

According to the question, the toxic allele is recessive, therefore it must be homozygous to be shown in an individual. To calculate the number of individuals who are homozygous for the tilt-proof/chill allele.  

The formula for allele frequency is:

\(P+q=1\) where P is the frequency of the dominant allele and q is the frequency of the recessive allele. We can use the frequency of the toxic allele to calculate the frequency of the tilt-proof/chill allele, as the two must add up to 1.

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Answer:

C) Some alleles are dominant, and some alleles are recessive.

Explanation:

Did this assignment a while ago and I got it right on Edge <3

Answer:

C

Explanation:

DNA fingerprints, such as those first used by Alec Jeffries, reveal variations in the locations of restriction enzyme recognition sites between different individuals.

DNA fingerprinting is a techniques that can identify the proportion of similarity or dissimilarity between two samples of gene. It is extensively used in forensics, to find the maternal and paternal relations. The principle of fingerprinting lies in recognizing the unique bands of DNA that are then matched with the other sample.

Restriction enzymes are also known by the name molecular scissors. These are endonucleases that cut the bases of DNA at the inside at specific locations only.

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Answer:

The correct answer is B. Philippine plate converging with the Pacific plate, forming Mariana Islands in the Pacific Ocean

Explanation:

When two oceanic plates collide, it occurs oceanic convergence. The thicker and older plate subduces under the other plate, and at this point, it starts the volcanic activity. As the thicker plate descends, it is heated and melted and its materials are incorporated into the mantle. The fast subduction originates magma that ascends to the surface by crevices. This makes place to the formation of grouped volcanic islands, the island arches. Subduction zones coincide with deep-sea trenches or depressions in the ocean bed. The volcanic islands are arranged in a circumference arch shape, which is bordered by a fossa. Most of these are located in the western Pacific, where the pacific crust is older and thicker, and hence it submerges easier in the mantle.

The Mariana Islands in the Pacific Ocean are examples of these volcanic islands.                  

Answer:B

Explanation:

Answer:

you don't answer me hello am I going to be mark brainliest this is the correct answer I just got done working on this and my son got it correct it is your answer is C females are always the carriers .

Explanation:

your explanation females cuz they have two X chromosomes which means they can be a carrier for a sex-linked trait . Please mark me brainliest

Cortical and trabecular bone are two types of bone tissue found in the human body.

Cortical and trabecular bone are two types of bone tissue found in the human body. Cortical bone, also known as compact bone, forms the outer layer of most bones and is denser than trabecular bone. Trabecular bone, on the other hand, is also known as spongy or cancellous bone, and is found within the inner core of bones. Here are two differences and similarities between the two types of bone tissue.
Differences:
1. Anatomical differences: Cortical bone is characterized by its hard, dense structure, which provides strength and protection to the bones. Trabecular bone, on the other hand, has a porous, spongy structure that helps it to absorb and distribute force and weight throughout the bone.
2. Physiological differences: Cortical bone is responsible for providing structural support to the body and is less metabolically active than trabecular bone. Trabecular bone, on the other hand, is highly metabolically active and plays an important role in bone remodeling and the regulation of calcium and other minerals in the body.
Similarities:
1. Both types of bone tissue contain collagen, which gives them their strength and flexibility.
2. Both cortical and trabecular bone are essential for maintaining bone health and preventing fractures. While cortical bone is responsible for providing structural support and protecting the body, trabecular bone helps to absorb and distribute force and weight throughout the bones.
In conclusion, while cortical and trabecular bone differ anatomically and physiologically, they both play important roles in maintaining bone health and preventing fractures. Understanding the differences and similarities between these two types of bone tissue can help to promote better bone health and prevent conditions like osteoporosis.

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Compared to fingerprint evidence alone, DNA was far more likely to lead to suspects and result in arrests. In crime scenes where biological evidence was collected and tested, DNA evidence was five times more likely than fingerprints to yield a suspect and nine times more likely to lead to an arrest.

The role of vitamins in the pyruvate dehydrogenase reaction involves the following four correct answers are

1. Riboflavin is an electron carrier that functions in a redox reaction involving dihydrolipoamide.

2. Vitamin B3 is a critical component of not only the PDH complex, but also the alpha-ketoglutarate dehydrogenase complex, an enzyme in the citrate cycle.

3. One of the reasons why people get beriberi when their diets are lacking in vitamin B1 is that the PDH reaction becomes overstimulated and high levels of acetyl-CoA are toxic.

4. Thiamin pyrophosphate transfers a pair of electrons from E2 to E3, which in turn, oxidizes NAD to generate NADH + H+.

Vitamins play an important role in the pyruvate dehydrogenase reaction by serving as cofactors in the enzymatic reactions that convert pyruvate into acetyl-CoA.

Riboflavin, vitamin B3, thiamin, and vitamin B5 are all essential for the proper function of the PDH complex. Riboflavin and thiamin transfer electrons from one part of the complex to another, while vitamin B3 is involved in the redox reactions that generate NADH + H+.

Vitamin B5, on the other hand, acts as an acetate carrier, helping to shuttle acetyl groups between different parts of the complex.

Without these vitamins, the PDH reaction would not be able to proceed, leading to a buildup of pyruvate and a decrease in energy production.

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Answer:

Sugar and oxygen

Explanation:

The chemical equation for cellular respiration is: C6H12O6+602 yields 6CO2+6H2O+Energy (Sugar plus oxygen yields carbon dioxide plus water plus energy). Not to be confused with photosynthesis, which is the exact opposite (Energy+6H2O+6CO2 yields C6H12O6+6O2) (Energy plus water plus carbon dioxide yields sugar plus oxygen).

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Answer:

a) Cats show incomplete dominance which means the kitten can be born with full length tails, short length tails and without tails.

b) The genotype of the parent will be heterozygous (Tt ) and the kittens will be:

Genotype | Fenotype

-TT | (long tail)

-Tt | (short tail)

-tt | (no tail).

Answer:

0.1% of energy

Explanation:

Energy flow: From the whole quantity of energy that reaches the earth's surface, autotroph organisms or producers absorb only 0.1 or 1%.

From the input of solar energy begins a unidirectional energy flow through all the organisms in the ecosystem, from autotrophs to heterotrophs, until it is dissipated in the environment.  

At each trophic level occurs an energy transfer to the next, with only 10% being usable in each of them. This assessment is called "The 10% rule". As a general rule, only about 10% of the energy stored as biomass at one trophic level, per unit time, ends up as biomass at the next trophic level, in the same unit of time.

If wheat transferred 10% of the energy to mice, and of that 10% mice transferred 10% of the energy to hawk, then the percentage of energy transferred from the first trophic level to the third equals 0.1%.

10% (1st TL-2nd TL) / 10% (2nd TL - 3rd TL) = 0.1% (1stTL - 3rd TL)

TL = Trophic level          

The statement that describes a consequence of the process of natural selection is: The end result of natural selection is that genetic frequencies tend not to change dramatically in future populations of a species, the correct option is A.

Natural selection is the mechanism by which certain traits become more or less common in a population over time based on their impact on survival and reproduction. Through this process, individuals with advantageous traits are more likely to survive and pass on their genes to the next generation.

As a result, the frequency of those advantageous genes tends to increase over time, while the frequency of less advantageous or detrimental genes decreases, the correct option is A.

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The complete question is:

Which statement describes a consequence of the process of natural selection?

A. The end result of natural selection is that genetic frequencies tend not to change dramatically in future populations of a species.

B. Natural selection leads to the complete extinction of species over time.

C. Natural selection causes individuals within a species to become identical in their genetic makeup.

D. Natural selection results in the immediate adaptation of a species to its environment.

Answer: B. They move more quickly and independently.

Explanation:

In gases the particles move rapidly in all directions, frequently colliding with each other and the side of the container. With an increase in temperature, the particles gain kinetic energy and move faster.

Answer:

prophase, metaphase, anaphase and telophase

Explanation:

The cell membrane pinches in and eventually divides into two daughter cells.

Answer: It uses natural selection to choose traits that are more favorable which is measured by if the species can make fertile offspring. For example horses can make fertile offspring like donkeys can also do this but a cross betweek male donkeys and female horses can make offspring(mule) but not fertile ones. Fertile offsprings are offsprings/ kids that can have kids.

Further Explanation:

https://www.britannica.com/science/biology/Evolution

Answer:

C- Geothermal and solar energy are both renewable, while nuclear energy is not.

Explanation:

edge 2021

Answer:

C

Explanation:

It takes powerful forces to crack the human skull and threaten its precious cargo, the brain. But death can come instantly when strong forces threaten a main nerve thoroughfare called the brain stem.