This abnormality is most likely the result of

1. circulation
2. competition
3. mutation
4. respiration

Answer:

false

Explanation:

Answer: Potassium-40 decays into argon gas over time.

Explanation: Potassium-argon dating is a dating method used to determine the age of sedimentary rocks by comparing the proportion of K-40 to Ar-40 in a sample of rock, and knowing the decay rate of K-40.

Potassium-40 undergoes decay following first order kinetics as given below:

[tex]_{19}^{40}\textrm{K}\rightarrow _{18}^{40}\textrm{Ar}+_{0}^1e[/tex]

Answer:

A.

Explanation:

did the test

Hi

Photosynthesis is the process through which green plants make their own food. There are many factors that can affect the process of photosynthesis both positively or negatively. Some of these factors are light intensity, concentration of carbon di oxide, temperature  and can be water sometimes.

How light intensity affects photosynthesis:

Hope it helps!

Applied force is what I would assume

the observer will see the paper clip at 3

The correct answer should be D.) Declines in poisonous, non-edible mushroom species in cool climates. Although question B does provide evidence that Global warming could be the cause of the declines, it still doesn't disprove the theory that overharvesting could be the cause as well. Question C could be caused by a number of things, such as deforestation, a local change in climate, removal of agricultural pests, ect. Question A supports the hypothesis that overharvesting is the cause of the decline, instead of disproving it. Hope this helped!

The decline in poisonous, non-edible mushroom species in cool climates helps to exclude overharvesting as the main cause of the overall decline in mushroom species, suggesting that overarching environmental issues like global warming and air pollution are more likely causes.

The evidence that helps to exclude overharvesting as the cause of the overall decline in the number of all mushroom species is option D) declines in poisonous, non-edible mushroom species in cool climates. This implies that overharvesting of edible mushrooms is not likely the main cause because even the non-edible (which are not harvested) are in decline. This explanation suggests that overharvesting, which would primarily affect edible species, is not the only factor. Instead, overarching environmental issues, like global warming and air pollution, which would affect all types of mushrooms regardless of their edibility, are more likely causes of the decline.

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Answer: The answer is B

Explanation:

Did it on study island

That is correct.  Any animal that produces milk is a mammal.  That is the key characteristic that defines Class Mammalia.  

Asexual reproduction occurs in multiple kingdoms besides plants, including protists, fungi, some animals, and bacteria (Monera). Protists can reproduce asexually through binary fission, fungi often reproduce through spore formation, and certain animal species like starfish can undergo fission. Even bacterial organisms reproduce asexually by binary fission.

Asexual reproduction is a mode of reproduction that does not involve the exchange of genetic material and is present in various kingdoms beyond the plant kingdom. An example of a kingdom that exhibits asexual reproduction is the protist kingdom, with organisms such as protists undergoing binary fission, a form of asexual reproduction. Similarly, the fungi kingdom demonstrates asexual reproduction, with many fungi creating spores which can develop into new individuals. Certain animals also reproduce asexually; for instance, some species of sea anemones and starfish can undergo fission, splitting into multiple individuals. Even bacterial organisms, part of the Monera kingdom, reproduce asexually through binary fission.

Therefore, the correct answer to the question "What is another kingdom that has examples of asexual reproduction?" is D. examples can be found in all the kingdoms.

Answer:  B. Erosion

Explanation:

Weathering is a process of physical disintegration of the rocks or other materials present over the earth crust into small particles or sediments due to a physical agent such as water or wind. The erosion is the process of mechanical or physical removal of the top layer of the soil or any surface material and transportation of the material to the other location. Mass wasting is the process in which unstable materials get dislocate from their place due to the effect of gravity.

Erosion is caused by the combination of physical factors like wind, water and gravity.

The correct answer is option d, that is, the sunlight reaches the bottom.  

A community of organisms that thrives on, in, or close to the seafloor is known as the benthic zone. The species living in the benthic zone are known as benthos. The species dwells at the bottom of the freshwater bodies like rivers and lakes.  

The plants, which lives in the higher levels of the benthic zone are known as phytobenthos. However, these plants require sunlight in order to perform the process of photosynthesis. Therefore, these bottom-thriving plants are found in water, which is shallow enough for light to reach towards them. These plants are considered as benthic producers that signifies that they utilize the energy from the Sun to generate tissues of plants, which can be consumed by other species.  

Answer:

Aquatic plants can live because sunlight reaches the botton of lakes

Explanation:

Yes, the given statement is true.  

A landslide is illustrated as the movement of debris, the mass of rock, or earth down a slope. The landslides are a kind of mass wasting that signifies any down-slope movement of rock and soil under the direct effect of gravity.  

The slope movement takes place when the forces functioning on down-slope primarily because of gravity exceeds the strength of the Earth substances, which compose the slope. The causes comprise elements, which elevates the influences of down-slope forces and factors, which contribute to reduced or low strength.  

Ans.

DNA acts as genetic material in all living organisms that store and transmit genetic information from one to next generation. DNA sequence carries instructions for the expression of genes to make proteins, responsible for different phenotypic characters of individuals.

The DNA, first synthesizes mRNA molecule that carry information for the protein synthesis, in the form of codons and code for a specific polypeptide chain or protein.

The sequence present in DNA determines the amino acid sequence in protein encoded by the DNA. Change in DNA sequence affects gene expression as it leads to change in mRNA sequence, and thus, change in sequence of amino acid of the resulting protein.

Answer:

The answer is C

Explanation:

Excited electrons are transferred to an electron transport chain.

The principle chemical compound that cell uses to store and release energy is Adenosine triphosphate or ATP.

Adenosine triphosphate :

living things use chemical fuels as well, one of the principal chemical compounds that cells use to store and release energy is adenosine triphosphate ATP.

Three main parts:

ATP consists of

adrenine, a 5-carbon sugar called ribose and three phosphate groups.

Final answer:

The principle chemical compound used by cells to store and release energy is adenosine triphosphate (ATP). It consists of an adenine base, a ribose sugar, and three phosphate groups.

Explanation:

The principle chemical compound that cells use to store and release energy is called adenosine triphosphate (ATP). ATP serves as the primary energy currency of all cells, analogous to how money is used to buy goods and services. The three main parts of an ATP molecule include:

An adenine base, which is a nitrogen-containing compound.

A ribose sugar, which is a five-carbon sugar molecule.

Three phosphate groups, which are linked in a chain and store a significant amount of potential energy.

Cells store energy during the synthesis of ATP (anabolism), and release it when ATP is broken down (catabolism) which then provides the energy needed for cellular activities.

Energy efficiency is the objective to make the amount of energy you need to supply products and services smaller.

Answer: Option B

Explanation:

Desert farming is the practice of developing agriculture in deserts. Agriculture can be defined as the act of irrigation, water supply and farming.

The desert farming is different from the other types of farming and it has been practiced by the person living there.

These practices are to be used very precisely as the water is not available in a plenty amount. Taking into consideration drip irrigation is used in the desert and dry areas.

Drip irrigation can be defined as the modern method by which the micro-irrigation technique in which the water and the nutrients are saved and it allows the water to drip slowly into the roots of plants.

Answer:

B. Drip irrigation

Explanation:

The process in which a plant goes through multiple stages to create food.

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❥Photosynthesis: Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.

Cell wall and chloroplasts are found in the plant cell, but they are not found in animal cells.

Did you make a mistake?  I don't really understand what you are asking, but if you post this again with proper pronunciation, I will gladly try to answer your question.

-Aparri

Answer: Water is polar and every water molecule electrically attracts the neighboring water molecules

Explanation:

The water molecules are polar molecules and attract the neighboring water molecules, this property of water is known as surface tension.

This property allows the substances to float on the water surface. One water molecule gets attracted towards the other molecule. This is due to the property of hydrogen bonding.

Water is a polar molecule and attracts the substances like that only.The metal clip will float on water before of strong bonding between the water molecules.

Answer:

3.Treat the plasmid with DNA polymerase.

Explanation:

DNA polymerase will not be useful in this step of the experiment.

In the third step of the experiment shown in the question above, it would be correct to use the enzyme called ligase, so that the plasmid was linked to the pine gene.

DNA polymerase cannot make this binding since the function of this enzyme is to allow DNA replication. As the polymerase was used in the third step of the experiment, the scientist will not succeed when trying to introduce the plasmid into bacterial cells, since this plasmid does not have the pine gene.

The genetic info is found in the nucleus.

The statement ''All climates in the southern hemisphere are warmer than those in the northern hemisphere'' is false.

While it is true that the southern hemisphere generally experiences warmer temperatures during its summer months (December to February) due to its closer proximity to the sun, it is not accurate to say that all climates in the southern hemisphere are consistently warmer than those in the northern hemisphere.

Therefore, while some climates in the southern hemisphere may indeed be warmer than their northern hemisphere counterparts, it is not universally true for all climates, making the statement false.

Complete question:

All climates in the southern hemisphere are warmer than those in the northern hemisphere.

true/ false

When dissolved in water, acids dissociate to produce hydrogen ions, while bases dissociate to produce hydroxide ions. For example, hydrochloric acid yields hydrogen and chloride ions, while sodium hydroxide yields sodium and hydroxide ions.

Acids and bases interact with water to produce certain ions. In water, acids dissociate to produce hydrogen ions (H+), whereas bases dissociate to produce hydroxide ions (OH-). This behavior forms the basis of the Arrhenius definition of acids and bases. For example, hydrochloric acid (HCl) is a common acid that when dissolved in water will dissociate into hydrogen ions (H+) and chloride ions (Cl-). Conversely, sodium hydroxide (NaOH) is a typical base that will dissociate into sodium ions (Na+) and hydroxide ions (OH-) when dissolved in water.

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Acids produce hydrogen ions [tex](H^+)[/tex], while bases produce hydroxide ions [tex](OH^-)[/tex] when dissolved in water.

 An acid is a substance that can donate a proton (H^+) to another substance, which is known as a Bronsted-Lowry acid. When an acid dissolves in water, it dissociates into its constituent ions, releasing hydrogen ions (protons) into the solution. For example, hydrochloric acid (HCl) dissociates into H^+ and Cl^- ions in water:

[tex]\[ \text{HCl} \rightarrow \text{H}^+ + \text{Cl}^- \][/tex]

 On the other hand, a base is a substance that can accept a proton (H^+) from another substance, which is known as a Bronsted-Lowry base. When a base dissolves in water, it dissociates to produce hydroxide ions (OH^-). For instance, sodium hydroxide (NaOH) dissociates into Na^+ and OH^- ions in water:

[tex]\[ \text{NaOH} \rightarrow \text{Na}^+ + \text{OH}^- \][/tex]

 In summary, the characteristic ions produced by acids and bases in aqueous solutions are hydrogen ions (H^+) for acids and hydroxide ions (OH^-) for bases. These ions are responsible for the acidic and basic properties of the respective solutions."

Answer:

Asteroids lie in the asteroid belt and comets lie in the Kuiper belt beyond the orbit of Neptune. The composition of asteroids and comets is different.

Comets are composed of rocks, dust, ice and frozen gases. These are thought  to be formed from the debris of the solar system.

On the other hand, asteroids are irregular shape and size rocky bodies lying between the orbit of Mars and Jupiter. There are thought be remnants of a planet which could not form.

Comets formed in the Kuiper belt because of very low temperature and what they are composed of.

The bouncing form his brother causes vibrations within the floor causing the egg to fall

Your answer would be B). The hills, at one time, were under water. Trilobite fossils are fossils that are rocks that have bones engraved in them. Trilobites are marine animals that have been extinct for thousand of years. Since they're marine animals, the hill use to have water. You wouldn't see a Trilobite fossil in a land where there has been no source of water.

Hope this helps out :)

The answer would be: B) The hills, at one time, were under water.

Explanation:

- Trilobite were once a marine creature. Trilobite's are extinct, that being said they are no longer living.

- Marine is basically  another word for Sea, which Trilobite were a marine creature.

Based on those two statements above, I can conclude that the hill's were once under water.

That being said, the answer is:  B) The hills, at one time, were under water.

I hope this helps! :)

-LizzyIsTheQueen

Bacteriophage is a virus that infects bacteria.

Answer:

Bacteriophage is a virus that infects the bacteria.

Explanation:

Bacteriophages are viruses that can infect the bacteria. They have a hexagonal head and a tail. The head consists of viral DNA. The bacteriophage sits on the bacterial cell and injects the genetic material through its tail into the bacterial body. This process is called transduction. Inside the bacteria, the viral genome replicates and produces new viruses. After some time the lysogenic enzyme present in the virus breaks the bacterial wall and all the viruses emerge out. This ultimately causes the death of the bacteria and newly formed viruses again to go for a search of new bacteria.