What type of seashore has the most diversity

The gradient smooth ens...the waterfalls and the rapids gradually disappears

Answer: It has low gradient and low erosive energy

Explanation:

A river can be defined as the natural flow of water course, which is usually a source of water. This water flows towards the another river, ocean or sea.

A older river usually has very low gradient and low erosive energy. They also have flood plains.

Example of older rivers are : Yellow, Nile, lower Ganges, et cetera.

when we sacrifice one thing to obtain another, that's called a trade-off

Opportunity cost is an economic concept which used to discuss choice.

Trade off is the compromise but the opportunity cost is the loss of the things which is not taken. It is the way which is not considered. Trade-offs generate opportunity costs. When we create a trade-off, the point which we do not prefer is our opportunity cost. Hence in an individual's life, everything has opportunity costs. A trade-off means the possibility that is given up, to accomplish what is wanted. While, the opportunity cost is the cost of the second desirable option given up to obtain a decision.

Answer:

1. Metaphase II - Chromosomes are lined up by spindle fibers.

2. Telophase II - Nuclear envelope forms around each set of DNA.

3. Anaphase II - Sister chromatids are pulled apart.

4.  Prophase II - Centromeres move toward the poles of the cell

Explanation:

The phases described are Metaphase II (chromosomes lined up), Anaphase II (sister chromatids separated), and Telophase II (nuclear envelope forming around DNA). These processes occur during Meiosis II, a type of cell division which results in four haploid cells.

The phases of Meiosis II as described in your question are as follows:

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Answer:

B. it falls back to earth

Explanation:

Lets understand the mechanism of condensation first before answering the question. Water exists in all three states, solid, liquid and gas.

If we talk about condensation, it is basically a process in which water changes its physical state from gas to the liquid state, so it would not be wrong if we say that the process of condensation is just opposite to the the process of evaporation or vaporization (in which liquid is changed into vapors)

Now coming towards the question, what happens to water when it condenses:

The condensation process occurs when water is present in the air in gaseous forms (cloud forms), When this gaseous water passes through cold areas, the process of condensation occurs where water is changed into liquid form.

This liquid water falls back to the earth in the form of rain droplets, therefore option B is the best option.

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Which species of cricket is this?

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For respiration and photosynthesis to occur in generanium leaf cells, chloroplasts are required for photosynthesis, capturing light energy to produce food, and mitochondria are necessary for respiration, converting stored sugars into usable energy. These two organelles are essential for the plant's growth and energy needs.

For respiration and photosynthesis to occur within a cell of a generanium leaf, two key organelles must be present: the chloroplasts and the mitochondria. Chloroplasts are essential for photosynthesis, the process by which plants, algae, and some bacteria convert light energy into chemical energy. Inside chloroplasts, photosynthesis begins with the absorption of sunlight by the green pigment chlorophyll, which is embedded in the thylakoid membranes. These organelles have their own DNA and ribosomes, supporting the endosymbiotic theory that chloroplasts were once independently living bacteria.

On the other hand, the mitochondria are central to the process of respiration, whereby sugars produced during photosynthesis are metabolized with oxygen to produce energy, carbon dioxide, and water. This process is essential for the plant's growth and development, functioning within the mitochondria, often referred to as the cell's power plant due to its role in energy production. All cells contain numerous mitochondria to meet their energy requirements.

Thus, chloroplasts and mitochondria play integral roles within plant cells, orchestrating the complementary processes of photosynthesis and respiration vital for the plant's survival.

1. True

2. D

I'm not sure about the third question, but maybe c?

1. True

2. D

Maybe try B

The rightward deflection in the Northern Hemisphere and leftward deflection in the Southern Hemisphere of moving objects like wind and ocean currents is caused by the Coriolis effect, due to the Earth's rotation.

The tendency of objects moving large distances on Earth's surface to bend to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is due to the Coriolis effect. This phenomenon occurs because the Earth is rotating. As wind or ocean currents move, the Earth spins underneath them. This causes freely moving objects to seem to move in a curve relative to the surface of the Earth. For large-scale motions, such as wind patterns, the Coriolis effect plays a significant role, causing deflection of the direction of surface currents and affecting the formation of cyclonic weather systems. In simpler terms, when an object is moving north or south, it appears to move in a curve because the Earth is rotating beneath it. Objects moving toward the equator are deflected westward, while those moving toward the poles are deflected eastward.

an enzyme in the saliva and pancreatic juice breaks the starch into molecules called maltose; then an enzyme in the lining of the small intestine (maltase) splits the maltose into glucose molecules that can be absorbed into the blood.

For the Question "how many sugar molecules are in DNA and the nucleotide" we have

that

From the question we are told

How many sugar molecules are in DNA and the nucleotide?

Generally

The carbon sugar is called deoxyribose,

Therefore

For the Question

"how many sugar molecules are in DNA and the nucleotide" we have

that

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I believe the answer is: Decreases because the number of prey decreases.

As shown on the chart, the line of the alligators population stay the same, while mosquito's population decreases. This would cause a decrease in the cricket frogs population because of the decrease of food source, as well as the population numbers of prey and predators not being balanced.

I'd say the cricket frogs' population would decrease as mosquitoes' population decreases. Since the number of mosquitoes (which are a more than usual food sources for cricket frogs) is decreasing through out the years. So that'd mean there's less food each year for them and even lesser food the year after that. Let's also add that the same amount of predators hunting them for food is the same each year. If anything that'd further hurt and ensure the decrease of the cricket frogs' numbers rather than help keep their numbers at a constant rate let alone an increasing rate (especially if other variables are not accounted for or presented that could too influence the change of population for the cricket frog, which is true in this case. We are only supplied the information of the cricket frog's prey population rates per year as well as its predators'. Solely from that, we need to infer what change in the population of cricket frogs would be true for this question in this case.)

A and B makes no sense because the predators' population (alligators) aren't increasing or decreasing to begin with according to the graph (instead it is remaining the same number each year). So we can throw that out. D wouldn't be it. If a food source decreases, what depends on said food source probably will as well because that's less food available for them to survive.

Carbon Dioxide

The process of photosynthesis is the exact opposite of the process of respiration. Therefore, pants "breathe in" carbon dioxide and "breathe out" oxygen.

During photosynthesis, green plants remove carbon dioxide from the atmosphere and convert it into glucose and oxygen. This process helps maintain the balance of gases in the Earth's atmosphere and is crucial for the survival of many organisms.

The gas that is removed from the atmosphere during the process of photosynthesis is carbon dioxide. In this process, green plants convert carbon dioxide and water into glucose and oxygen, using the energy from sunlight. The oxygen is released back into the atmosphere while the glucose is utilized by the plant for energy and growth.

This photosynthesis process plays a crucial role in maintaining the balance of oxygen and carbon dioxide in the Earth's atmosphere. The carbon dioxide that is produced by the metabolic processes in animals and in some plant processes is used by the plants during photosynthesis, effectively recycling it. This also results in the release of oxygen into the atmosphere, which is vital for the survival of many organisms, including humans.

While photosynthesis primarily results in the removal of carbon dioxide from the atmosphere, it also indirectly affects the levels of other gases. For instance, by producing oxygen, it influences the levels of gases that can react with oxygen, such as nitrous oxide and methane.

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The answer is C since heterotroph means they don't have a way of making food

The right answer is C) getting food.

A heterotrophic characterizes an organism that provides for its subsistence by assimilating organic substances (from external sources) and incapable of producing these organic substances from mineral matter. Its carbon source is organic matter because a heterotroph can not fix carbon. By definition, heterotroph is opposed to autotroph.

In the Tundra region, the diversity of the organisms present is high. Multiple different species of different organisms are present in these regions, which makes them a diverse area on the Earth. The mechanism responsible for these different populations is the species diversity.

It can be defined as the total number of species that are present in a given community.

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Answer:

The dialysis tubing is semi permeable in nature which means that it allows some molecules to pass through it while hinders the movement of other molecules.

Process:

A dialysis tube filled with water and sugar when placed in pure water will act as a setup that can depict the process of Osmosis. Sugar molecules will not be able to pass the membrane while pure water molecules will move from the area of higher concentration to the area of lower concentration (inside the dialysis tube). This is because the pure water is less concentrated while the water in dialysis tube contains more concentrated solution. This will also increase the liquid level in the dialysis tube.

For example: If we have a  dialysis bag that is not permeable to sugar but is permeable to water and it is  was placed in a beaker full of pure water.

Suppose the bag’s initial weight was 15g but after 15 minutes the bag's weight can change upto 17 grams, why it happened is due to process of osmosis of movement of pure water into the dialysis bag.

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Translation

tRNA is bound to amino acids. It binds to the corresponding mRNA codons in the ribosome. The amino acid is then added to the polypeptide.

The process in which tRNA is involved in making proteins is Translation. Here, tRNA decodes the mRNA sequence into a protein, contributing to the peptide chain one amino acid at a time.

The process in which tRNA is involved in making proteins is known as Translation. During this process, the tRNA (transfer RNA) decodes the mRNA (messenger RNA) sequence into a protein. Each tRNA carries an amino acid that matches the codon it reads on the mRNA. As the mRNA moves through the ribosome, the tRNA adds its amino acid to the growing peptide chain, building the protein one amino acid at a time.

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Natural Selection is: the process whereby organisms better adapted to their environment tend to survive and produce more offspring.

An example of this is our appendix. We no longer use our appendix because food nowadays is softer than what our ancestors used to eat.

Our ancestors could quickly digest (through their appendix) tree barks because they ate them frequently versus now we don't even use them at all

Models are simplified representations of real objects or systems.Models can make things easier to study by zooming in on a single piece of a large system or magnifying something that is too tiny to see with the naked eye.

Answer:

The production of a model is known to give a practical solution for some scientific studies by presenting systems which are mainly big, could be small, or even complex.

Models are abridged and clearly interpreted depiction of actual objects or systems.

Models can simplify things, thus making it uncomplicated to study by focusing on an individual piece of a big system or enlarging something whicj is too small to be examined by the naked eye.

d, Physical defence as poking a predator is physical. Please vote my answer as brainliest!!!

Answer:

physical defense

Explanation:

got it right on edmentum

To calculate the density of an object, the formula is D= M/V. So you have to use Mass and Volume to find the calculation for Density.

Answer: its (A) mass and volume

Explanation:

got it right on my test

Cells require energy to power their biochemical processes. The power currency of cells is ATP. ATP is made through cellular respiration (glycolysis and Krebs Cycle). Glucose is the main substrate used by cells from which energy is derived. Its bonds are broken down by enzymes and the energy used fo make ATPs.

The thick, muscular wall of the uterus primarily supports function C, which is providing protection for the developing fetus during pregnancy, option C is correct.

The uterus, or womb, is a crucial reproductive organ in the female reproductive system. Its thick, muscular wall, known as the myometrium, serves several functions, with the primary one being the protection and support of the developing fetus during pregnancy.

Protection: The muscular wall of the uterus acts as a protective barrier around the developing embryo and fetus, shielding it from external harm, pathogens, and mechanical stress.

Support: As the fetus grows, the muscular contractions of the uterus help to support the developing pregnancy. These contractions aid in maintaining the fetus in the optimal position for growth and delivery.

Nutrient and Oxygen Supply: The uterine wall contains blood vessels that supply essential nutrients and oxygen to the fetus, ensuring its proper development.

Labor and Delivery: During childbirth, the strong muscular contractions of the uterine wall are instrumental in pushing the baby through the birth canal, facilitating the process of labor and delivery, option C is correct.

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D. Funding for on-the-ground enforcement

CITES' effectiveness is likely to be more directly strengthened by the increased interest in biodiversity conservation. This focus leads to more policy implementations, public awareness, and compliance. Political interest also plays a role, but its impact might not always be positive.

Both factors mentioned could strengthen the effectiveness of Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), depending on the context. However, increased interest in biodiversity conservation would more likely have a direct impact. The strength of CITES relies on the commitment of countries and individuals to prioritize biodiversity and act accordingly. This interest leads to policy implementations, public awareness, and compliance with regulations, all of which bolster CITES' effectiveness.

Conversely, while political interest has a role to play, it might not always correlate positively with CITES' effectiveness. Political interest can swing in different directions based on a variety of influences, potentially including policies or attitudes that can undermine conservation efforts.

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B Practical applications of scientific knowledge.

B Practical Applications of Science

Answer:

D. temperature

Explanation:

Temperature is the main factor that brings about mechanical weathering. Mechanical weathering is the natural and physical breaking down of rocks from big ones to little ones. There are many examples of mechanical weathering and the common factor is temperature:

Frost Wedging - water expands as it freezes to ice increasing any crevices in a rock as it happens over and over, weakening the road

Thermal Expansion and Contraction - due to high day temperatures and low night temperatures. This causes cracks as stress, from temperature swings, is released.

During growth and development of the embryo, the multipotent cells move to particular regions of the embryo and begin to differentiate - beginning in the gastrulation stage. The cells vary in the silencing of particular genes so that they produce only the appropriate proteins for the specific function of the organs that they develop into. Silencing means particular areas of the genetic material are inaccessible to polymerase enzymes because they are locked up into nucleosomes by histone complexes. Therefore the genes that are turned on in skins cells may differ slightly with those of the spleen cells.

Final answer:

Spleen cells express specific genes according to their function thanks to highly regulated mechanisms that depend on transcription factors, gene translocation, and developmental signals, ensuring only necessary genes are active.

Explanation:

While every somatic cell contains the same DNA, not every cell expresses the same set of genes. The expression of specific genes is highly regulated to ensure that each cell functions appropriately within its environment. In the case of spleen cells, they are differentiated to perform tasks unique to the spleen, such as filtering the blood and immune responses. This differentiation is guided by various factors, including transcription factors, gene translocation, and dependency on developmental signals. These factors influence which genes are active within the spleen cells. Factors such as what type of cell the gene is in, its stage of differentiation, and what extracellular signals the cell is receiving, all contribute to the regulation of gene expression. This ensures that cells like those in the spleen only express genes needed for their specific functions.

Ans.

Cell-to-cell communication allows signalling of essential substances between the plant cells, which are surrounded by cell walls. The molecules used by plants for long-distance signalling are known as hormones, such as auxin, ethylene, and gibberelin.

These hormones are secreted by one plant cell and received by another plant cell, where it exerts it affect. Thus, the correct answer to be fill in the blank is 'option A). hormones.'

(true or false) It's possible that an area could have soil that is chemically unrelated to the native bedrock beneath it.  That would be False

Answer:

Mutation is basically a process in which a damage or change occurs in the nucleotide sequence of DNA by some mistake.

Mutations can be lethal, cancer causing or even harmless depending on the area of DNA they have damaged.

The cancer causing mutations are those which do not let the cell to divide in a controllable fashion.

Mechanism of cancer causing mutation:

Causes of Somatic mutations:

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