Pumpkins grow by what cell division process?

The feature which is created when a block of rock dropped down in relation to the block of rock beside it is the valley

Rock can be defined as the solid mineral material forming part of the surface of the earth.

There are three types of rock;

Sedimentary rock: This is a major groups of rock that makes up the crust of the Earth; formed by the deposition of either the weathered remains of other rocks, the results of biological activity, or precipitation from solution.

Metamorphic rock: A major groups of rock that makes up the crust of the Earth; consists of pre-existing rock mass in which new minerals or textures are formed at higher temperatures and greater pressures than those present on the Earth's surface.

Igneous rock: They are formed by the cooling of molten rock, either below the surface (intrusive) or on the surface (extrusive).

So therefore, the feature which is created when a block of rock dropped down in relation to the block of rock beside it is valley.

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Answer:

normal fault produced by tension

did it

Answer: The answer would be a stimulus this would be a stimulus because it is what causes the surroundings in an organism to change such as in its actions or behavior. I hope this helped you. Have a great night and god bless you :>

Answer:

An animal cell is usually irregular and round in shape.

Explanation:

This is primarily due to the absence of the cell wall, which is a characteristic feature of plant cells. Furthermore, animal cells do not have plastids as animals are not autotrophs.

Photosynthesis takes within the CO2 produced by all breathing organisms and reintroduces oxygen into the atmosphere. Photosynthesis is that the process employed by plants, algae and certain bacteria to harness energy from sunlight and switch it into energy

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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An organism feeds another, which is then eaten by a third, forming a linear food chain. In contrast, the food web reveals how all the organisms in an ecosystem interact with one another. Unlike chains, food webs contain multiple feeding relationships, making them more complex.

Answer:

Answer in explanation

Explanation:

A control group allows the experimenter to examine the effects of different factors have on the main test subject, and clearly see the contrast. In a well designed experiment, seeing the reactions to a specific factor is crucial in deciphering a final explanation.

Pumping CO2 gas into a greenhouse system is significant for several reasons. Greenhouse gases like CO2 are essential for plants to carry out photosynthesis, which is the process by which they convert sunlight into food. By adding CO2 to a greenhouse, it can help to increase plant growth and yield.

Here are some reasons why pumping CO2 into a greenhouse system is important:

Increased photosynthesis: Photosynthesis is a chemical process in which plants use sunlight to convert carbon dioxide and water into glucose, a form of sugar that is used as food. The addition of CO2 to the greenhouse system can help to increase photosynthesis, which means that plants will produce more food. This can result in faster growth, bigger plants, and higher yields.

Improved plant health: CO2 is essential for plant growth and can help to improve the overall health of the plants. By adding CO2 to the greenhouse system, it can help to create an environment that is more conducive to plant growth. This can lead to healthier plants that are less susceptible to disease and pests.

Improved crop yields: One of the most significant benefits of pumping CO2 into a greenhouse system is that it can increase crop yields. By increasing the amount of CO2 in the air, plants are able to produce more food, which can result in bigger, healthier plants with larger yields. This can be particularly beneficial for commercial growers who rely on high yields to generate income.

In summary, pumping CO2 gas into a greenhouse system is an effective way to improve plant growth and yield. By increasing the amount of CO2 in the air, plants are able to carry out photosynthesis more efficiently, which can lead to healthier plants and higher crop yields.

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Each of the claims is true. Let's look at the following as an explanation for this:

A wave's energy is directly inversely related to its frequency. As a result, as frequency increases, wavelength decreases and wave energy increases. Solar radiation, which is a subset of the vast range of energy known as the electromagnetic radiation spectrum, is how the entire amount of solar energy that reaches the Earth. Infrared, radio waves, X-rays, gamma rays, ultraviolet light, and visible light are all types of solar radiation. One technique to transport heat is by radiation.

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Answer:

I had this test their are 3 heterozygous

Explanation: Because, this has too different allels

The Cambrian explosion took place over 500 million years ago. It happened when prime animal groups started to be found in fossil record, an era of rapid expansion that include different form of life on earth . Human race has already evolved so no Cambrian Explosion is possible .

Cambrian explosion, the development of organisms between 541 million to 530 million years ago at the onset of the Cambrian Period.

The Cambrian Period is considered as one of the major milestone in the history of life on Earth it was era of evolution were major groups of animal primitive appeared. This event is referred as the "Cambrian Explosion," because of the relatively short time over which this diversity of forms appears.

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Mangroves are coastal ecosystems that provide habitats, food, and protection for various species, supporting the food web.

The mangrove ecosystem is a unique and highly productive coastal habitat characterized by mangrove trees, which are specially adapted to survive in saline environments. Mangroves are typically found in tropical and subtropical regions along sheltered coastlines, estuaries, and intertidal zones.

Mangroves are vital in sustaining the ecosystem by providing various ecological services. One of their significant contributions is their role in the food web or food chain.

They serve as a critical nursery and feeding ground for a diverse range of marine species. The intricate network of roots, known as prop roots, provides habitat, protection, and feeding opportunities for numerous organisms, such as fish, crustaceans, mollusks, and birds.

The mangrove leaves and detritus that fall into the water serve as a source of organic matter and nutrients, fueling the base of the food web. Decomposers and detritivores break down the organic matter, which is then consumed by various organisms.

Small organisms, like zooplankton and small fish, feed on the decomposers and detritivores, becoming prey for larger predators such as fish, birds, and reptiles.

Furthermore, mangroves act as a buffer against coastal erosion and storm surges, protecting shorelines and adjacent habitats. They also contribute to water filtration, nutrient cycling, and carbon sequestration, and provide a habitat for numerous endangered and migratory species.

In summary, the mangrove ecosystem plays a crucial role in sustaining the food web or food chain by providing habitat, nursery areas, and food sources for a diverse array of organisms. Their presence supports the productivity and biodiversity of coastal ecosystems, making them an essential component of coastal environments worldwide.

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Apraxia is the inability to carry out routine duties as they are explained in the context.

A neurological illness known as apraxia is characterised by the loss or impairment of the capacity to carry out or execute skilled or deliberate motions, even though the affected person is physically capable of doing so.

Apraxia in dementia patients might show itself as trouble with once-routine and familiar daily tasks like dressing, grooming, or eating. In contrast to other cognitive symptoms of dementia such as forgetfulness, agnosia (loss of sensory perception), and delusions, which are not explicitly connected to the inability to perform tasks, apraxia is separate from these symptoms.

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Answer:

How does oxygen get into the bloodstream? Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body.

Explanation:

At the same time, carbon dioxide that is dissolved in the blood comes out of the capillaries back into the air sacs, ready to be breathed out.

Blood with fresh oxygen is carried from your lungs to the left side of your heart, which pumps blood around your body through the arteries.

Blood without oxygen returns through the veins, to the right side of your heart. From there it is pumped to your lungs so that you can breathe out the carbon dioxide and breathe in more oxygen.

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Answer:

Explanation:

the answers are c and d

Based on the results of the experiment it can infer that its temperature has an impact on the highest health rating. Because it requires low temperatures, it would be simple.

It was giving in the hypothesis that Anglerfish in different lighting conditions will have different health rating. The anglerfish will have a (worse) health rating if the light level or the temperature level in the habitat is raised.

Compared to narwhal at low and high temperatures The narwhal's health grade will be (lesser) if the habitat temperature is raised.

Anglerfish under high and low pressure conditions The anglerfish will have a (higher) health grade if the habitat's pressure is increased.

So, according to the experiment's findings, the highest health rating is influenced by the temperature. It would be easy because low temperatures are needed.

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Answer:

b an increase in genetic variation

Answer:

heterozygous

An organism which has two different alleles of the gene is called heterozygous. ... A dominant phenotype will be expressed when at least one allele of its associated type is present, whereas a recessive phenotype will only be expressed when both alleles are of its associated type.

Explanation:

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An organism which has two different alleles of the gene is called heterozygous.

Answer:

2 bonds...................

Answer:

answer is : A :1

Explanation:

Double bonds are made of two bonding pairs of electrons (a sigma bond and pi bond). Triple bonds have three bonding pairs of electrons (a sigma bond and two pi bonds).

As the number of bonds between atoms increases, the length decreases, strength increases, and dissociation energy increases. This is because when...

Answer:

1

Explanation:

Renewable resources and nonrenewable resources

Renewable and nonrenewable resources are energy sources that human society uses to function on a daily basis. The difference between these two types of resources is that renewable resources can naturally replenish themselves while nonrenewable resources cannot.

Newspapers and magazines are print periodicals that are published over time at regular intervals.

Newspapers used to be published daily or weekly, but occasionally they were also published twice a week, every two weeks, or even monthly. In contrast, magazines were often published weekly, biweekly, monthly, or quarterly (four times a year).

Both newspapers and magazines could be bought either singly or by subscription (in which case the reader pays in advance for a year's worth of publications), frequently at newsstands, supermarkets, book stores, train stations, and other locations.

The key reason to comprehend the distinctions is because newspapers and magazines, even electronic versions, might be found in various locations across a library.

Therefore, Newspapers and magazines are print periodicals that are published over time at regular intervals.

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Cellular respiration is a process that has three stages to produce 34-38 ATP from a glucose molecule. The processes involved are known as glycolysis, Krebs cycle, and oxidative phosphorylation.

The first one, glycolysis, occurs in the cytoplasm of the cell, after the movement of glucose inside by the action of insulin. This is carried out using glucose, 2 ATP, and 2 NAD+ as reactants to produce 2 molecules of pyruvate, and 8 ATP.

The second one, the Krebs cycle, occurs in the mitochondrial matrix, and from a molecule of 2 acetyl-CoA from 2 pyruvates, 6 NAD+, and 2 FAD, it produces 4 CO2 molecules, 2 GTP that becomes 2 ATP and produces 2 FADH and 10 NADH, which will be used in the following step of the process.

The third one, oxidative phosphorylation, occurs in the mitochondrial membrane, and it from 8 NADH, 4 FADH2, and 6 O2, produces 8 NAD+, 4 FAD+, 6 water molecules, and between 24 to 28 ATP molecules.

Answer:

An mRNA transcript is made by an enzyme called RNA polymerase II

Explanation:

In the high school population of 3,000 students, 2,117 students were homozygous Rh positive (AA), 806 students were heterozygous (Aa), and 77 students were homozygous Rh negative (aa).

Given:

Population size: 3,000 students

Rh negative population frequency: 16% (0.16)

From the Hardy-Weinberg equation.

p: frequency of the dominant Rh positive allele

q: frequency of the recessive Rh negative allele

We know that p + q = 1

p = 1 - q = 1 - 0.16 = 0.84.

The expected frequencies of the three genotypes are:

Homozygous Rh positive (AA): p² = (0.84)² = 0.7056

Heterozygous (Aa): 2pq = 2 ₓ 0.84 ₓ 0.16 = 0.2688

Homozygous Rh negative (aa): q² = (0.16)² = 0.0256

Homozygous Rh-positive: 0.7056 ₓ 3,000 = 2,116.8 (approximately 2,117 students)

Heterozygous: 0.2688 ₓ 3,000 = 806.4

Homozygous Rh negative: 0.0256 ₓ 3,000 = 76.8

Sickle-Cell Anemia in a Newborn Population:

Given:

Population size: 10,000 newborn babies

Sickle-cell anemia frequency: 4% (0.04)

p: frequency of the dominant normal allele

q: frequency of the recessive sickle-cell allele

p + q = 1

p = 1 - q = 1 - 0.04 = 0.96.

The expected frequencies of the three genotypes are:

Homozygous normal (AA): p²= (0.96)² = 0.9216

Heterozygous (Aa): 2pq = 2 ₓ 0.96 ₓ 0.04 = 0.0768

Homozygous sickle-cell (aa): q² = (0.04)² = 0.0016

Homozygous normal: 0.9216 ₓ 10,000 = 9,216

Heterozygous: 0.0768 ₓ 10,000 = 768

Homozygous sickle-cell: 0.0016 × 10,000 = 16

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Answer:

Transcription and replication are important processes that occur in cells but have distinct differences.

Similarities between transcription and replication:

1. Both transcription and replication involve the synthesis of nucleic acids. In replication, DNA is copied to produce an identical DNA molecule, while in transcription, DNA is used as a template to produce RNA.

2. Both processes occur in the nucleus of eukaryotic cells, although replication also occurs in the cytoplasm of prokaryotic cells.

Differences between transcription and replication:

1. Template: In replication, the entire DNA molecule serves as the template for copying. However, in transcription, only a specific DNA segment, called a gene, serves as the template for synthesizing an RNA molecule.

2. Product: Replication results in the production of an identical DNA molecule, while transcription produces an RNA molecule that is complementary to the DNA template.

3. Enzymes involved: Replication requires the involvement of multiple enzymes, including DNA polymerase, helicase, and ligase. Transcription, on the other hand, involves RNA polymerase, which catalyzes the synthesis of RNA from the DNA template.

4. Base pairing: During replication, DNA bases pair with their complementary bases (A with T and C with G) to produce an exact copy. In transcription, RNA bases pair with complementary DNA bases (A with U and C with G), resulting in an RNA molecule complementary to the template DNA strand.

Overall, while transcription and replication involve the synthesis of nucleic acids, they differ in terms of their templates, products, enzymes involved, and base pairing patterns. These processes are essential for cell function and crucial in genetic information transfer and maintenance.

Explanation:

Answer:

because the ovum is made to fertilize only a sperm at a time, once a sperm enters it closes. It then divides to form twins, triplets and so on

The clownfish's reproductive strategy of laying eggs near a sea anemone is a form of protection and survival for its offspring.

By laying their eggs in close proximity to the sea anemone, the clownfish provide their eggs with a safe place to develop. The sea anemone's tentacles are a powerful defense mechanism that can fend off potential predators that may try to harm or eat the eggs.

In addition to protection, the clownfish also benefit from the relationship with the sea anemone during the reproductive process. The anemone provides a clean surface on which the eggs can be attached and also helps to oxygenate the surrounding water, which is important for the development of the eggs.

The anemone's tentacles also help to keep the eggs free of harmful parasites and fungi. Overall, the clownfish's reproductive strategy of laying eggs near a sea anemone is a mutually beneficial relationship that helps to ensure the survival of the clownfish offspring.

The protection and benefits provided by the sea anemone help to increase the chances of the eggs hatching successfully, resulting in a higher survival rate for the next generation of clownfish.

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The capillaries are adapted to their functions because their walls are just a cell thick making it possible for exchange to occur.

A capillary is defined as the type of blood vessels that is found all over the body which is the smallest type of blood that allows the transport of blood, nutrients and oxygen to cells in organs and body systems.

The physiological structure of the capillaries helps in the adaptation of their functions because they are just a cell thick which is not so for veins and arteries of the vascular system.

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Answer:

13.) A

14.) B

Explanation:

A:
Position A is leaning away from the sun, so it is therefore experiencing winter.

B:
Position B, the Equator experiences the longest number of daylight hours, as it is in the middle and the sun reaches it for a longer period of time

I also completed this, it would appear we are in the same boat.