Which of the following has mechanical energy?
Chose all the answers that apply

A. bouncing ball

B. water in a reservoir

C. book on a table

D. person running

E. falling tree​

Answer:

No

Explanation:

In the nucleotide of DNA and RNA only Phosphate that is similar to both nucleic acid, They have different sugar portion and Nitrogenous base.

DNA nucleotide include

- Phosphate

- deoxyribose sugar

- NB Adenine, Thymine, Guanine and Cytosine

RNA nucleotide include

- Phosphate

- Ribose sugar

- NB Adenine, Uracil, Guanine and Cytosine

Therefore They do not use the same types of nucleotides because DNA has 2 strand that are joined together by weak hygrogen bond and it is long. while RNA has 1 strand and it is a short thus not coiled or helical.

The group in which the sporophyte stage is dominant in the alternation of generations is the vascular plants, which include ferns, gymnosperms, and angiosperms.

In vascular plants, the sporophyte stage is the dominant stage of the life cycle, while the gametophyte stage is reduced and dependent on the sporophyte. During the sporophyte stage, the plant produces spores through meiosis, which then develop into the gametophyte stage. The gametophyte stage produces gametes through mitosis, which then fuse to form a zygote, and the cycle continues. In vascular plants, the sporophyte stage is long-lived and photosynthetic, while the gametophyte stage is short-lived and typically dependent on the sporophyte for nutrients and support. The dominance of the sporophyte stage in vascular plants is thought to have evolved as a strategy to increase the efficiency of reproduction and to better adapt to terrestrial environments. Overall, the alternation of generations is an important aspect of the life cycle of vascular plants and has played a key role in their evolution and success.

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Answer:

a

Explanation:

i learned this last year

Answer:

The answer is a

Vacuole is most likely responsible for whether or not a plant cell is flaccid or turgid. So, the correct option is (A).

Plant cell is the basic unit of all plants. Plant cells are eukaryotic in nature. They have a membrane-bound nucleus and organelles. Plant cells have a cell wall surrounding the cell membrane.

The cell wall has many functions on which the life of the plant depends. Plant cell walls are composed of cellulose, which distinguishes them from other organisms with cell walls, such as bacteria (peptidoglycan) and fungi (chitin). Algal cell walls are similar to those of plants, and many contain specific polysaccharides that are useful for classification.

Examples of plant cells include different specialized cells like parenchyma, sclerenchyma and collenchyma cells.

Thus, Vacuole is most likely responsible for whether or not a plant cell is flaccid or turgid. So, the correct option is (A).

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Answer:

Explanation:

✔ Watson and Crick

discovered the structure of DNA.

✘ Koch

developed the technique of cell culturing.

✘ Kölliker

was the first researcher to isolate individual components of cells.

Note: The correct answer for the second statement is incorrect. The technique of cell culturing was actually developed by Ross Harrison in 1907.

Guard cells control the opening and closing of the stomata in plant cells.

Therefore, Guard cells function to control the opening and closing of the stomata in plant cells.

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Answer:

I think it goona be A am I right or wrong

Darwin theory of evolution has been criticized due to its failure to explain origin and transmission of variations.

This is defined as the changes in the heritable characteristics of a biological populations over successive generations and is usually a long period of time.

Darwin's theory of evolution states that all species arise as a result of the inherited variations which increases their chances of survival in the ecosystem as a result of the varying environmental conditions from time to time.

However this theory was criticized because there was no emphasis on the origin and transmission of variations thereby making it the correct choice.

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A pedigree chart tracks inherited traits from parents to offspring. Thus, option C is correct.

A pedigree chart has been simply tracks the inherited traits just from the parents to the offspring. It has been used to establish the genetic relationships between parents and their progeny.

The evidence given shows of the the chart walks through the genetic records of a family line and the parents as well as the offspring's genetic history which can be established by the chart.

Therefore, The chart has then the further which has been used to make predictions about genetic patterns for the family.

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Answer:

reproductive system

Explanation:

Answer:

1.  5

2. 2

3. 4

4. 1

5. 3

Explanation:

Hope this helps! :)

Ion channels are specialized proteins in the plasma membrane that provide a passageway through which charged ions can cross the plasma membrane down their electrochemical gradient. The resulting ionic current, generated by the movement of charged ions through membrane channels, can be measured by patch-clamp methods.

Ion channels must be able to interact with the charged regions of the cell membrane so nutrients can enter the cell.

Ion channels are passages in the cell membrane that allow the passage of charged molecules such as

Ions pass from one side to the other of the cell according to the electrochemical gradient. In other words, they go from a place with high concentration to one of low concentration. But to do this, they need to interact with the charged regions of the membrane, which are the ion channels.

Ions channels are one of the ways that nutrients enter the cell.

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Answer:

Agricultural waste like pesticides, fertilizers, and insecticides

Explanation:

1. Fertilizers residues stimulate the growth of Aquatic plants

2. Overuse of fertilizer which drain off inti the water bodies causes eutrophication (i.e the process by which nitrates and phosphate are washed into the water bodies resulting to algae boom)

3. agricultural waste may accumulate to a toxic level thereby poisonous to Aquatic organisms

A DNA segment, composed of 120 nucleotides, code for a protein molecule is a gene.

A DNA molecule that 30% of its nucleotides are adenine contains 30% guanine nucleotides.

A gene is a region of DNA which contain information for the synthesis of a protein or any other product.

A DNA segment, composed of 120 nucleotides, code for a protein molecule is a gene.

In a DNA molecule, the ratio of adenine nucleotides is equal the ratio of guanime nucleotides due to base pairing.

A DNA molecule that 30% of its nucleotides are adenine contains 30% guanine nucleotides.

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True. Delaunay mesh refinement (DMR) can have overlapping neighborhoods that limit parallelism.

This is because DMR requires the computation of local Delaunay triangulations for each neighborhood, and these neighborhoods may overlap with each other.

As a result, parallel processing of these neighborhoods can be restricted.
The statement "Delaunay mesh refinement (DMR) may have overlapping neighborhoods that restrict parallelism" is true. In DMR, refinement can lead to overlapping neighborhoods due to the insertion of new points, which might cause a restriction in parallelism as tasks in overlapping regions could depend on each other's results.

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Answer:

In a solid, the molecules are tightly packed in neat rows and they vibrate quickly. Solids have a definite shape and volume. In a liquid, the molecules have more energy and they move around more freely. Liquids have a definite volume but they don't have a definite shape. The molecules in gases are spread apart and move very freely with very much energy. Gases do not have a definite shape or volume.

Hope this helps!

:)

The description of the arrangement of water molecules and their motion in a solid, liquid and gas form and how they differ in each form is as follows:

Solid state is characterized because the molecules that compose it are very close together by a network of covalent bonds and in more or less fixed positions; this makes the distance between the particles practically unchanged.

This is due to the fact that the attractive forces are very intense and the particles are only free to carry out small vibrations and that is why solids have constant shape and volume.

In the liquid state, the forces between the particles are weaker than in the solid state, which allows the particles to have some freedom of rotation and translation, due to mobile ions.

Besides the vibration; they can slide over each other and maintain a constant mean distance between them without being fixed.

For this reason, liquids, unlike solids, take variable forms, depending on the container that contains them and they can also flow easily.

Their similarity to solids is based on the fact that, like the solids, they are difficult to compress and have constant volume.

In the gaseous state the attractive forces are practically zero and the particles acquire a total mobility of vibration, rotation and translation,

Being the distance between the molecules much greater than the one that they have in solid or liquid state and, in addition, variable at all times.

Gases, unlike solids and liquids, can be easily compressed or expanded and also take the shape of the container that contains them, occupying the entire available volume.

Therefore, the intensities of the interactions or cohesion forces of water molecules are not the same in solids, liquids and gases, the effects of movement and interaction on the arrangement of the particles are opposed, resulting in different states of aggregation.

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Answer:

1. Protection

2. Structure

3. Production

4. Storage

5. Support

6. Movement

Have an amazing day!!

Please rate and mark brainliest!!

I ordered the answer top to bottom, left to right:

(everything under the actual answer is the explanation)

1. Protection

2. Structure

3. Production

4. Storage

5. Support

1. Protection

6. Movement

Hope that helps!

Explanation:

I hope the diagram will help remember A always pairs with T and C always pairs with G. u can also remember as Apple Tree and Car Garage. :)

Answer: ITS  osmosis process

Explanation:

Because Water enters and leaves cells through osmosis, the passive diffusion of water across a membrane. In plants, water always moves from an area of higher water potential to an area of lower water potential.In this process, the cell wall and the cell fluid act as permeable membranes and semi-permeable membranes.  The concentration of the cell is more in comparison to the water. So, water enters through the roots by Osmosis Process.

HAVE A NICE DAY.

A chemical messenger that is released by a cell and travels only a short distance through the interstitial fluid to bind to a target cell is known as a paracrine. Paracrine signaling occurs when a cell secretes a chemical messenger that only travels a short distance before binding to and activating nearby target cells.

Paracrine signals are produced by a variety of cells in the body, including neurons and endocrine cells. Paracrine signaling has a variety of biological functions in the human body, including the regulation of blood pressure, heart rate, and digestive function. The target cells of paracrine signals are usually located close to the cell that is producing the signal. As a result, paracrine signals are often used to control local cellular activities rather than to coordinate activities across the entire body.

In summary, a paracrine is a chemical messenger released by a cell (any cell) that travels a very short distance through the interstitial fluid and binds to the target cell.

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The correct answer is C. probably evolved from one single ancestral species from the mainland. Darwin realized that Finches differed form their relatives in mainland. The finches he saw were all particular on their own, so he concluded that their isolation from mainland and their insular habitat make them to evolve different traits, eventually each finch become a different species.

A "pulley" is a rope that is drawn around a wheel and axle.

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The reasons for President Bush's imposition of temporary tariffs on imported steel in 2002 is most consistent with the national-security argument. The administration argued that the tariffs were necessary to protect the domestic steel industry, which was considered vital to national security.

This argument was supported by concerns over the potential impact of a weakened steel industry on military preparedness and the defense supply chain. While there were also arguments made based on unfair competition and protection-as-a-bargaining chip, the national-security argument was the primary justification for the temporary tariffs. The infant-industry argument was not a significant factor in this case, as the US steel industry was already well-established.

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Small-sized white herons are called snowy egrets which belongs to chordates. Snowy Egrets are short-legged and have black coloured bills.

The observation that can be inferred from the chart is:

Option B. The egrets prefer crawfish over fish.

This nature of Egrets can be explained as:

Therefore, egrets prefer crawfish.

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Answer: HOPE THIS IS GOOD

Explanation:Why do we eat?

we eat because food gives us the nutrition we need to go throughout  the day and we need energy so we can live and have fun! but then again if we don't eat the right foods then that can also affect us in bad ways. so  we should always to keep a balanced diet.

overall we eat to satisfy our hunger as well and to have energy for throughout the day  

The node that is unconnected to any child nodes is referred to as a "leaf" node in the context of tree theory. It is frequently shown as the terminal node or endpoint in a tree structure.

When comparing the available options, "/usr/local/linuxgym-data," "/home/student," "/bin," and "none of these choices," it is unclear which directory is being referenced to as a leaf node. We need to understand the tree's structure and the connections between the directories in order to recognise a leaf node. It is impossible to tell which directory would be categorised as a leaf node without additional knowledge on the tree topology or the precise connections between these directories.

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Charles Darwin made several key observations during his voyages and studies that contributed to the formulation of the idea of evolution by natural selection. Some of the early observations include:

Variation within species: Darwin observed that individuals within a species exhibit variation in their traits, such as size, shape, coloration, and behavior. This variation is inherited and can be passed on to the next generation. Overproduction and competition: Darwin noticed that populations have the potential to produce more offspring than the environment can support. This leads to competition for limited resources, such as food, water, and shelter. Only a fraction of the offspring survives to reproductive age. Struggle for existence: Darwin observed that individuals within a population compete for resources, and some individuals are better adapted to their environment than others. Those individuals with advantageous traits have a higher chance of surviving and reproducing.

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The characteristic of neurons that is not true is that they are mitotic. Unlike other cells in the body, neurons cannot undergo mitosis or cell division. This means that when neurons are damaged or destroyed, they cannot be replaced through cell division like other cells in the body.

Instead, the body relies on other mechanisms such as neuroplasticity to compensate for the loss of neurons. Neuroplasticity is the ability of the brain to reorganize and form new neural connections in response to changes in the environment or to compensate for damage.  Neurons do have extreme longevity, and can last a lifetime if they are not damaged or destroyed. They also have an exceptionally high metabolic rate, which is necessary for the production and transmission of neurotransmitters and other signaling molecules. Finally, neurons conduct impulses, which allows for communication between different parts of the body and the brain.

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Neurons are not mitotic, meaning they do not possess the ability to divide and reproduce like other cells. They do exhibit extreme longevity, a high metabolic rate, and the ability to conduct impulses, essential for their primary role in the nervous system.

Among the provided options, the characteristic that neurons do not possess is that they are mitotic. In other words, neurons do not divide and reproduce in the same way that many other cells do. The other options are indeed properties of neurons. They have extreme longevity, meaning they can live and function for a person's entire lifetime. They do possess an exceptionally high metabolic rate since they are extremely active cells, requiring a consistent and rich supply of oxygen and glucose. Finally, neurons do conduct impulses, as this is their primary function in the nervous system. They transmit information throughout the body, allowing for mentally and physically coordinated activity.

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