Explanation:
humus is made of and dissolved organic matter + undissolved organic matter and microorganisms which can decompose it
Answer:
The deers might not have enough food for themselves due to the drought which decreased the growth of prairie grass making it lesser. Deers will slowly starve to death, making the population decrease. Hence, it will become extinct.
The answer is oil and natural gas. Besides as sources of energy, oil and natural gas are used in the manufacture of asphalt, various<span> chemicals, plastics, and </span>synthetic<span> materials. </span>
Answer:
Organisms have different proportions of bases in the DNA.
Explanation:
Option B is correct because different organisms have different proportions of bases in their DNA. This makes each species unique. This means that it is not possible for multiple species of have similar proportion of DNA bases.
Other options are incorrect because of following reasons:
1. All the genetic information cannot be universal among all organisms. Different species performs different functions and the genetic information differs accordingly.
2. All animals cannot have similar amount of bases in their DNA. Different animals have different bases.
3. The given table doesn't say that plants are least related. In fact, all organisms differs in terms of DNA bases proportion.
Answer: Receptors.
Explanation: Receptors. Receptors are groups of specialised cells. They detect a change in the environment stimulus. In the nervous system this leads to an electrical impulse being made in response to the stimulus.