Which items are needed for a plant to become fertilized egg,pollen,embryo,
seed

Answer: Primary Active Transport

Answer:Primary Active Transport

Explanation:

Because it moves the substance such as an ion into a cell

Answer:

Explanation:

BBBBBBBBB

Answer:

The answer is D

Explanation:

Humans are susceptible to a wide range of diseases brought on by germs. Humans frequently contract bacterial illnesses such tetanus, TB, pneumonia, typhoid, and others.

Thus, Pathogenic bacteria are those that infect people and cause various diseases. The body's defense system's ability to produce innate immunity allows us to support the growth of numerous microorganisms.

Disease-causing bacteria can enter body fluids and tissues by outpacing the body's own defense mechanisms. Bacteria can either directly harm cells, release toxins, influence how cells function, or trigger an immunological reaction that harms the cells.

Diseases brought on by bacteria are called bacterial diseases. The human body contains a variety of microbes. Many of these are referred to be "good bacteria" because they don't lead to any diseases.

Thus, Humans are susceptible to a wide range of diseases brought on by germs. Humans frequently contract bacterial illnesses such tetanus, TB, pneumonia, typhoid, and others.

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Answer:

it is the process by which carbon dioxide is removed from the atmosphere, is achieved through various chemical and biological processes

Continental crust, Oceanic Crust,  Lithospheric Plate The age of material on a tectonic plate depends in part on what type of crust it is composed .

What is Oceanic Crust?

Oceanic crust is the outermost layer of the Earth's lithosphere which forms the ocean floor. It is composed of mafic igneous rocks such as basalt and gabbro. It is typically 5 to 10 km thick and is the youngest layer of the Earth's lithosphere.

Oceanic crust is formed by seafloor spreading at mid-ocean ridges, which occur when two tectonic plates are pulling apart from each other. This causes molten material from the mantle to rise up and cool, forming new oceanic crust. The newly formed crust then moves away from the mid-ocean ridge in both directions, forming a diverging boundary. As it moves away from the ridge, the oceanic crust cools and becomes denser and denser.

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All of these would prohibit the characteristic from evolution through natural selection.

define heritability ?

The degree of phenotypic (observable) variation in a population that can be traced to individual genetic variations is referred to as heritability. In general, heritability is defined as the ratio of genotypic variance to total phenotypic variation in a population given a character or trait. The notion is widely utilised in behavioural genetics and quantitative genetics, where heritability estimates are computed using correlation and regression techniques or analysis of variance (ANOVA).

Heritability is a term that is frequently used in twin studies in the field of behavioural genetics. The technique is based on the fact that identical twins (monozygotic, or one-egg twins) share 100% of their DNA, whereas nonidentical, or fraternal, twins (dizygotic, or two-egg twins) are comparable to other siblings.

All of these would prohibit the characteristic from evolution through natural selection.

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Answer:

Checkpoints stop the cell cycle when errors are detected.

Explanation:

Answer: At the replication fork, the helix unwinds into 2 separate strands.

Explanation: DNA polymerase joins individual nucleotides to produce a new strand of DNA. This makes a brand new strand that is identical to the first. The DNA first replicates its information to ensure it is the same in the new strand.

Answer:

I believe it is B

Explanation:

Living    

nonliving

Hope this helps!!!

plz mark brainliest

Organisms depend on the environment, which is made of living and nonliving things. The correct option is C.

The environment can be defined as the sum of all living and non-living elements and their effects on human life.

Non-living or abiotic elements include water, land, sunlight, rocks, and air, while all living or biotic elements are animals, plants, forests, fisheries, and birds.

Our environment provides numerous benefits, including the air we breathe, the food we eat, and the water we drink, as well as the numerous materials required in our homes, workplaces, and leisure activities.

Healthy ecosystems clean the water, purify the air, maintain our soil in good condition, regulate the climate, recycle nutrients, and provide us with food.

They supply raw materials and resources for pharmaceuticals and other uses. They are the foundation of all civilizations and the backbone of our economies.

Thus, the correct option is C.

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Answer:

producer, primary consumer, secondary consumer

Answer:

The order of polarity from most polar to least polar is as follows:

O-H > N-H > C-H

Explanation:

The polarity of a substance is a function of the charges of the ionic elements that makes up the substance. A bond between two ions is considered polar if it is between a negatively charged and positively charged ions. Hence, the stronger the charges of the ions in the bond, the more the polarity.

In this question, hydrogen is said to form covalent bonds with carbon, oxygen and nitrogen in biological molecules. However, the covalent bonds formed will not possess the same degree of polarity.

The bond between oxygen and hydrogen (O-H) is considered most polar amongst these three because OXYGEN atom is the most electronegative among the three ions. Hence, it will pull more electrons to itself and make the hydrogen ion more electropositive. This is followed by the bond between nitrogen and hydrogen (N-H) because nitrogen is more electronegative than carbon. The least polar is the bond between carbon and hydrogen as carbon is the least electronegative, hence, will not be able to pull electrons from hydrogen effectively.

The order from most polar to least polar is: O-H > N-H > C-H

Answer: This helpful?

Explanation:

Erosion occurs as the moving river picks up soil and moves it downstream. Deposition occurs when the river currents slow as it enters the larger body of water and drops the soil.

Epidemiology is the study of patterns, causes, and effects of health and disease conditions in populations. Through targeted studies, epidemiologists have identified risk factors for various types of cancer, which has led to the development of screening programs and other public health interventions.

Breast, prostate, and colon cancer are among the most common types of cancer and have well-established screening programs in place. This is because these types of cancer have a relatively high incidence rate, and screening tests are effective in detecting early stages of the disease when treatment is most effective. In addition, there are well-established risk factors for these types of cancer, such as age, family history, and lifestyle factors like diet and physical activity.

In contrast, screening for other types of cancer, such as pancreatic, testicular, and bladder cancer, is not as systematic. This is because these types of cancer have a lower incidence rate, and screening tests are less effective in detecting early stages of the disease. For example, pancreatic cancer is often diagnosed at an advanced stage because symptoms do not appear until the disease has progressed. Testicular cancer is relatively rare, and self-examination is often effective in detecting early signs of the disease. Bladder cancer is often diagnosed after symptoms appear, but there is ongoing research into the effectiveness of screening tests for this type of cancer.

In addition to incidence rates and screening effectiveness, other factors that influence public health choices for cancer prevention and control include cost-effectiveness, access to healthcare, and potential harms associated with screening tests. For example, some types of cancer screening tests, such as mammography for breast cancer, can lead to false-positive results and unnecessary follow-up procedures, which can cause anxiety and additional costs.

In summary, epidemiology has played a crucial role in identifying risk factors for various types of cancer, which has led to the development of screening programs and other public health interventions. The choice to implement systematic screening for breast, prostate, and colon cancer is based on a combination of factors, including incidence rates, screening effectiveness, cost-effectiveness, access to healthcare, and potential harms associated with screening tests.

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This is an example of exponential growth.

Exponential growth refers to a pattern of growth where the quantity or size of something increases at an accelerating rate over time.

In the given scenario, Brain has one son, two grandchildren, and three great-grandchildren.

Each generation is producing more offspring, resulting in a rapidly increasing number of descendants.

The progression from one generation to the next demonstrates exponential growth because each subsequent generation adds more individuals than the previous one.

As the generations continue, the number of descendants grows exponentially larger.

Exponential growth can be observed in various natural and human-made systems, such as population growth, compound interest, and the spread of infectious diseases.

In this case, the number of descendants in Brain's family tree follows an exponential pattern, as each new generation multiplies the number of offspring, leading to a significant growth rate.

Therefore, the example given aligns with the concept of exponential growth.

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out of those options, the cell is the largest.

The function of the plant tissues are as follows;

Plant tissues are groups of cells in a plant that perform a specific function.

Dermal, vascular, and ground tissue are the three main categories into which they can be divided.

The plant's dermal tissue covers and shields it.

The ground tissue aids in storing water and sugars act as a site for photosynthesis and act as a supporting matrix for the vascular tissue.

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Parallax is used to determine how far away stars are.

Parallax is a measurement technique that astronomers use to determine the distance to nearby stars. It involves observing the apparent shift in the position of a star as the Earth orbits the Sun. By measuring this shift, astronomers can calculate the distance to the star using trigonometry.

Enzymes are catalysts that help cells make energy.

Enzymes are specialized proteins that act as catalysts in biological reactions. They facilitate and accelerate chemical reactions in cells, including those involved in energy production. Enzymes play a vital role in processes such as cellular respiration, where they help break down nutrients and convert them into usable energy molecules like ATP (adenosine triphosphate).

Mitochondria, lysosomes, and vacuoles are organelles inside cells.

Mitochondria, lysosomes, and vacuoles are all examples of organelles found inside cells. Organelles are specialized structures within cells that perform specific functions. Mitochondria are responsible for producing energy through cellular respiration. Lysosomes contain enzymes that break down waste materials and cellular debris. Vacuoles are membrane-bound sacs involved in storing various substances, maintaining cell turgor, and facilitating cellular processes.

Ethologists are scientists who study animal behavior.

Ethologists are scientists who specialize in the study of animal behavior. They observe, analyze, and seek to understand the behavioral patterns, social interactions, and ecological relationships of animals in their natural environments. Ethologists use various research methods, such as field observations and experiments, to investigate animal behavior and gain insights into their evolutionary and ecological significance. Anthropologists, on the other hand, study various aspects of human societies, cultures, and behavior.

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No, fertility rate is not necessarily higher in primary consumers. The fertility rate depends on the species of organism and the environmental conditions in which it lives.

Consumers are not commonly referred to by the word fertility rate. Fertility rate is typically used to calculate how many live births will occur over a woman's lifespan.

For example, some species of birds have higher fertility rates than other animals, regardless of whether they are primary or secondary consumers.

One of the main factors affecting the rate of population expansion is the total fertility rate TFR is the average number of offspring mothers would have if they lived to the end of their reproductive years and experienced the same prevalence of childbearing in each age group as the general population does today.

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Correct alternative: a) The yellow color is dominant and the green color is recessive.

As observed in his experiment, Mendel identified that two factors determine the color of peas: a dominant for the yellow color and a recessive that expressed the green.

The dominant gene is the one that determines a characteristic, even when in simple doses in the genotypes. The recessive gene is only expressed when in double dose, because in the presence of a dominant, it becomes inactive.

Answer:

Products

Explanation:

Answer:

Products

Explanation:

Answer:

A single mutation is unlikely to result in cancer. Cancer is usually caused by a series of mutations that accumulate throughout the course of a person's life. As a result, cancer is more common in older adults. They've seen more chances for mutations to accumulate.

Explanation:

The correct pairing of DNA bases A. T with A, and C with G. Thus, option "A" is correct.

It can be explained with the help of complementary base pairing.

In DNA,  thymine (T) always forms a base pair with adenine (A) and cytosine (C) always base pairs with guanine (G) .

There are two hydrogen bonds present in between A and T and three hydrogen bonds in between G and C.

Thus, option "A" is correct.

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The change to the investigation that would remove the source of the error noticed by the scientist is to test a fourth group, in which the participants do not receive the mineral supplement (option A).

A controlled experiment is an experiment designed to replicate the main experiment in every way, except in respect of the one variable that is being tested, so as isolate the effect of that variable.

In other words, a control is introduced in the experimentation process. A control is group of test subjects left untreated or unexposed to the independent variable.

According to this question, a company is testing the effect of a mineral supplement on common cold. The experimental procedure is okay except that they didn't include a fourth group, which will serve as the control.

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Answer:

Things that are living is :trees,humam being,plants,animals etc

Things that are non living is:book,chair,bag,machine etc

The above figure gives the cost figures for Jones Farm which producees wheat and sells it in the competitive market for wheat. The quantity of wheat produces in the figure is in the thousands of bushels.

At the market price of $10 for wheat Jones farm will reduce a thousand bushels of wheat in the short run, Jones farm will produce 4,000 bushels of wheat in the quick run and make earnings of $10,000.

To answer this question, you need to discover the income-maximizing output stage for Jones Farm, that is wherein the marginal revenue (MR) equals the marginal cost (MC). Since the market rate of wheat is $10 and Jones Farm is a fee-taker in an aggressive marketplace, the MR is likewise $10.

Looking at the discerning, you could see that the MC curve intersects the MR line at 4,000 bushels. This manner that Jones Farm will produce 4,000 bushels of wheat in the quick run to maximize its income.

To find the profit, you want to subtract the full value (TC) from the full revenue (TR). The TR is manufactured from the fee and the amount, which is $10 x 4,000 = $40,000.

The TC is given by the TC curve at 4000 bushels, which is $30,000. Therefore, the income is $40,000 - $30,000 = $10,000.

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The above question is;

"The above figure gives the cost figures for Jones farm which produce es wheat and sells it in the competitive market for wheat. The quantity of wheat produces in the figure is in the thousands of bushels. At the market price of $10 for wheat Jones farm will reduce thousand bushels of wheat in the short run, and make a profit of"

Option b is Correct. Flies of any genotype bred in a cold environment have a tendency to be larger than those of the same genotype raised in a warm environment in many species of Dipterans.

The benefits of this temperature influence on fitness were Absolutely, but only if allometry is demonstrated. The discovery that a particular genotype expresses various phenotypes in various ecological contexts is known as phenotypic plasticity.

The idea encompasses all variations in characteristic meanings between settings at its most fundamental level. The same genotype, however, might result in a variety of phenotypes when exposed to various circumstances. The environment's impact on the expression and operation of the genes controlling the trait is responsible for these phenotypic variances.

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Answer:

Parks and protected public lands are proven to improve water quality, protect groundwater, prevent flooding, improve the quality of the air we breathe, provide vegetative buffers to development, produce habitat for wildlife, and provide a place for children and families to connect with nature and recreate outdoors. I took this from the internet.

Answer:

I will say 60% or it can also be 25% lost