Bruce believes that male students in his physics course spend more time working on homework than female students. His teacher and classmates are skeptical, so they asked him for proof. Which of the following would be the best way for Bruce to prove his point?
a.
Survey the class over a week’s time, asking if they did or did not work on physics homework
b.
Make a class data table, and ask the class to record hours spent on homework each day when they enter the classroom
c.
Have students record homework time in a class data table every day, tally up the time, and make a bar graph contrasting male and female homework times
d.
Ask students to estimate hours spent on homework for the first semester, and tally up the time for males and females

Answer:

protons and electrons

Answer:

protons and neutrons

Explanation:

An assortment of hormones made by the pituitary gland, brain, and skin cells are collectively referred to as melanocyte-stimulating hormones. The development of pigmentation, the regulation of hunger, and UV radiation protection of the skin are all essential effects.

The physiological functions of melanocyte-stimulating hormone (also known as alpha-melanotropin, MSH) are quite varied. MSH activates two processes: (1) the quick translocation of melanosomes (melanin granules) in dermal melanophores to produce rapid color change, and (2) melanogenesis in both healthy and pathological (melanoma) epidermal melanocytes.

In the majority of vertebrates, the intermediate lobe of the pituitary gland secretes melanocyte-stimulating hormone (MSH) peptides, which have a variety of minor functions but predominantly contribute to skin darkening.

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in chloroplasts

Explanation:

Answer:

c

Explanation:

Chloroplasts. Edge2020 B)

Answer: DNA condenses into chromosomes.

Explanation: Chromatin carefully packs these DNA molecules into stringy-looking structures called chromosomes. If the DNA molecules in cells were not snaked around histones, the molecules would be 6 feet long when placed end-to-end, according to the National Human Genome Research Institute.

Answer, dna will condense to

Answer:

Predators are animals that hunt and kill other animals for food. Both carnivores and omnivores can be predators. The other classification of carnivores and omnivores is scavengers, which means they feed off of animals that are already dead. Predators include lions, sharks and eagles.

Answer:

Predators can be omnivores.

Explanation:

Predators are animals that hunt and kill other animals for food. Only animals can be predators.

Omnivores eat both plants and animals.

Autotrophs and producers create their own food. Only plants can produce their own food.

Paul Gauguin's use of the color yellow in his depiction of a crucified Christ enhances the work's connection with the seasons and expresses a message of optimism and rebirth.

The color yellow is often associated with sunlight, warmth, and happiness. By incorporating this color into the painting, Gauguin creates a sense of vitality and hope. In his depiction of a crucified Christ, Gauguin uses yellow to symbolize the sun and its life-giving properties. The color yellow also alludes to the changing seasons, particularly spring and summer, which are often associated with growth, renewal, and the resurrection. By using yellow, Gauguin imbues the painting with a sense of optimism and rebirth, reinforcing the religious symbolism of Christ's crucifixion and resurrection.

Additionally, the use of yellow in the painting contrasts with the traditional somber and dark representations of the crucifixion. Gauguin's choice of color challenges the viewer's expectations and invites them to reconsider the religious narrative. The vibrant yellow hues evoke a sense of energy and joy, challenging the notion of suffering and death as the dominant themes in the crucifixion story.

Overall, Gauguin's use of the color yellow in his depiction of a crucified Christ not only enhances the work's connection with the seasons but also expresses a message of optimism and rebirth. Through this artistic choice, Gauguin offers a unique interpretation of the crucifixion, emphasizing the transformative power of faith and the hope of resurrection.

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The cell membrane serves a similar purpose as an organelle of the cell.

A cell membrane is what?

The cytoplasm is housed inside an organelle called a cell membrane, which also serves to divide the inside environment from the exterior.

This acts as a storage space for various proteins and lipids that are important to the cell's metabolic processes as well as protecting the cell from germs, bacteria, and other hazardous things.

The most suitable organelle for storage and protection is the cell membrane.

Therefore, The cell membrane serves a similar purpose as an organelle of the cell.

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Population density is the number of individuals in a population, per unit area or volume.

The average number of people in a population per unit of area or volume is known as population density. For instance, the density of a population of 100 insects living in a space of 100 square meters is equal to one bug per square meter. The population density, or the number of people divided by the area's size, is determined by the number of people who reside there. Many different creatures' distribution, growth, and migration can all be described using population density.

Numerous variables influence the density of organisms. Processes like births, deaths, immigration, and emigration can all have an effect on population density at a certain period. Density is linked to some general patterns, though.

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Reptiles do not generate their own heat and rely on basking in the sun in order to warm up.

Mammals and birds, however, have the ability to create their own heat. The energy to generate this heat comes from food they eat. Mammals and birds obtain energy from the breakdown of carbohydrates, proteins, and fats in the food they consume. This energy is then used by the body to create heat through metabolic processes such as respiration and digestion. This process helps to maintain the body temperature of these animals, even in cold environments. Heat can also be generated by burning stored body fat which helps to keep the body warm in colder environments. So, the energy that mammals and birds use to generate their own heat comes from the food they eat and the stored body fat.

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Answer:

Explanation:

Answer:

D(Movement

Explanation:

The integumentary system, which includes the skin, protects the body and regulates temperature/homeostasis. It also eliminates small amounts of waste, but it does not aid in movement directly.

The correct option for the given statement "photosynthesis is vital for maintaining levels of atmospheric oxygen" is option A: True.

Photosynthesis is the process by which plants, algae, and some bacteria produce their food from water, carbon dioxide, and sunlight energy. The process of photosynthesis can be written in the form of the following chemical equation:6CO2 + 6H2O + light energy → C6H12O6 + 6O2Photosynthesis is necessary for the existence of life on earth. It is because photosynthesis produces oxygen, which is an essential element for the survival of human beings and animals.

Without photosynthesis, the atmospheric oxygen level would decrease to a level that would make the existence of human beings and animals impossible.

The purpose of photosynthesis helps to maintain the level of atmospheric oxygen. This is because, during photosynthesis, oxygen is produced as a by-product. It helps in regulating the level of oxygen in the atmosphere. The importance of photosynthesis in maintaining the level of atmospheric oxygen is significant as it helps in balancing the gases in the environment, which is necessary for the survival of living organisms.

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Answer:

somebody;eating poop

 me ;00000000000

Explanation:

Answer:

i think #4 is correct i hope this helps

Explanation:

some predators feed preferentially on the most abundant prey. this type of predation is density dependent .

predation is a process by which the organism eat other organism for their food. predator process is the organism who eats the other organism are called predators and the organism which is eaten is called pray.

Predator help in maintaining the pray species pollution and keep them under control .In predation, one organism kills and consumes another. Predation provides energy to prolong the life and promote the reproduction of the organism that does the killing, the predator, to the detriment of the organism being consumed, the prey.

Predators are organisms that hunt and kill other organisms for food. The organisms that are consumed by the predators are known as the prey. Predators can be carnivores and omnivores. Lions, tigers, sharks, and snakes, all are predators.

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Escherichia coli, Gardnerella vaginalis, Staphylococcus aureus

Bacteria that have been identified as frequently responsible for nonsexually transmitted infections of the reproductive system include Escherichia coli, Gardnerella vaginalis, Staphylococcus aureus.

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Answer:

the nucleus

Explanation:

I think this is correct

Answer:

Do a literature search to find natural history information on closely related species.

Explanation:

In the context,  few graduate students monitored the benthic organisms from the fresh lake water samples and identified the invertebrate species that are present.

They also discover a crustacean which appears to be the new species for which they decided to do a study on its natural history. The first thing that the graduate student should do is to do a literature search for finding a natural history on the information that are closely related species.

The pattern of triphasic movements to biphasic movements and reduction of co-contraction fits with the cognitive, associative, and automatic stages in motor control in the following ways:

1) Cognitive stage: In this initial stage of learning, the individual is trying to understand the task and develop a basic strategy for performing it. Triphasic movements, which involve three distinct phases of muscle activation, are common at this stage as the individual is still figuring out how to coordinate their movements.

2) Associative stage: As the individual gains more experience with the task, they begin to refine their movements and develop more efficient strategies. This is where the transition from triphasic to biphasic movements occurs, as the individual learns to simplify their movements and use fewer muscle activations.

3) Automatic stage: At this final stage of learning, the individual has mastered the task and can perform it with little conscious effort. Co-contraction, or the simultaneous activation of opposing muscle groups, is reduced at this stage as the individual has developed the neuromuscular control necessary to perform the task efficiently.

Overall, the pattern of triphasic movements to biphasic movements and reduction of co-contraction reflects the individual's progression from the cognitive to the automatic stage of motor control, as they gain experience and develop more efficient strategies for performing the task.

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The correct order of translation going by the illustration would be 2, 1, 3, 4, 5, 7, and 6.

The translation is a process of gene expression during which the genetic codes in an mRNA chain are translated to their respective amino acids which are then linked by peptide bonds to form proteins.

The first step in the translation process is the binding of mRNA to the ribosome. The rRNA then reads the start codon on the mRNA to signal the beginning of the translation process.

Another RNA, the tRNA carrying anticodons then begins to match up with the complimentary codons on the mRNA, releasing the respective amino acid for each codon in the process.

The ribosome creates a bond between successive amino acids while the chain of amino acids continues to grow until the stop codon is reached. Thereafter, the amino acid chain is folded into protein.

Thus, the correct order of the process is 2, 1, 3, 4, 5, 7, and 6.

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the answer is pancreas

Answer:

D. Brain

C. Pancreas

Explanation:

Your brain regulates the hormones produced by the pituitary gland. your pancreas produces hormones to help digestion.

Information provided is the frequency of the allele G in a population. Without further context or specific details, it is difficult to determine the full implications or consequences of this allele's presence. Allele frequencies in populations can be influenced by various factors, including natural selection, genetic drift, mutation rates, migration, and assortative mating.

To gain a better understanding of the implications of allele G's presence, additional information is needed, such as its phenotypic effects, whether it confers any advantages or disadvantages to individuals carrying it, and how it interacts with other alleles or genetic factors. With more information, it would be possible to explore the potential impact of allele G on the population, such as its evolutionary dynamics, potential gene flow, or any potential genetic diseases or traits associated with it.

If you have more specific questions or additional context about allele G or its implications, please provide further information, and I'll be happy to help you further.

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Answer:

D

Explanation:

Answer:

Biological washing powder and liquids contain enzymes. These help to break down fat, grease and proteins to get clothes clean. While enzymes are great for getting rid of stains, they can damage wool, silk and other materials. Many people also find that they aggravate eczema and other sensitive skin conditions.

Answer:A

Explanation:

its is

The rabbit's speed is increasing over time, and it is known as velocity. Therefore, option A is correct.

Velocity is a term used in physics to describe the speed of an object in a particular direction. It is a vector quantity, which means it has both magnitude (speed) and direction.

The formula for calculating velocity is:

Velocity = displacement/time

In other words, velocity is often used interchangeably with speed, which is also a measure of how fast something is moving. However, velocity specifically refers to the speed of an object in a particular direction, whereas speed does not take direction into account.

Thus, The statement which is true about the rabbit's motion is "the rabbit's speed is increasing over time". Therefore, option A is correct.

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The theory of spontaneous generation was once believed by many to be a way for living things to poof into existence without the need for pre-existing life.

However, with advancements in science and the discovery of microorganisms, it has been widely accepted that all living things come from pre-existing life. The existence of living things relies on the reproduction and passing down of genetic material, making spontaneous generation impossible according to our current understanding of biology.
Living things cannot simply poof into existence through spontaneous generation. Spontaneous generation is a discredited theory that suggests living organisms can arise from non-living matter. However, modern scientific understanding has proven that living things originate from pre-existing life through processes like reproduction and cellular division.

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The variability in marine salinity between habitats does not impact the fish living there. The given statement is true.

The variability in marine salinity between habitats will have an impact on the fish living there as the change in the salt level can affect fish life cycle. It depends on the salt tolerance levels of fish. Fishes which adapt to the change salt conditions will survive.

Since water is generally shallow, photosynthetic processes are possible for marine life which attracts more organisms to their primary food sources. Since the land is near shallow waters, discharges of nutrients from the soil.

Therefore, The variability in marine salinity between habitats does not impact the fish living there. The given statement is true.

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In the SIMPLE pathway, one major ARTERY delivers blood to the organ or body region and then branches into smaller and smaller ARTERIES to become ARTERIOLES. Each arteriole feeds into a SINGLE CAPILLARY BED. A(n) VENULE drains blood from the capillaries and merges with other VENULES to form one major VEIN that drains blood from the organ or body region. Arteries that provide only one pathway through which blood can reach an organ are referred to as END ARTERIES.

Blood vessels come in three different varieties: Blood is transported from your heart through arteries. Blood is returned to your heart through veins. The tiniest blood channels, capillaries, link veins and arteries.

Arteries have the largest and thickest walls. While capillaries are found inside tissues all over your body, arteries are only found deep inside your muscles. Vein walls are thinner than artery walls. Blood is transported by veins from your organs to your heart. Blood is transported from your heart through arteries.

Your arteries and veins are linked by capillaries. The tiniest blood vessels are capillaries. They can be as small as 5 micrometers, or less than one-third the breadth of a human hair.

The thickness of a capillary wall is just one cell. Endothelial cells make up the capillary wall, which permits waste, nutrients, and oxygen to travel to and from tissue cells.

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Answer:

sunlight and water with pigment creates oxygen. I think thats the correct formation Explanation: