Since it is the hearts job to pump blood throughout the body of the organism, the circulatory system would fail and the entire organism would suffer if the heart cells stopped working properly.
1) Mutations are caused by changes in nucleotide bases. these altered base formed different amino acid depending upon nucleotide base sequence that code specific amino acid. ... even though some mutations, can have a more effect on amino acid coding, which can affect what kind of proteins are produced.
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The problems that will receive priority are the physiological needs such as air, food and water.
Maslow's hierarchy of needs is a theory in psychology which organizes people's needs according to their priorities. It is represented as a pyramid with five steps which include: physiological(at the base), safety, belongingness, esteem and self actualization.
The physiological needs at the base of the pyramid are the first priorities.
Answer:
Following are the responses to the given question:
Explanation:
Increased 
gases in the water may hasten photosynthesis, enabling crops to develop and grow more quickly. Some is absorbed and more oxygen is expelled as the frequency of rate of photosynthesis.
The higher plants grown means greater water filtration. Natural selection will run its course if the water is less polluted, as well as the fish may not need to pass mostly on full-body plate characteristics to their descendants.
