Answer:
1st point describes both the sperm and ovum.
Enzymes are regulated by more than the binding of small molecules. A second method that is used all the time by eucaryotic cells to regulate a protein's function is the covalent addition of a phosphate group to one of its amino acid side chains. These phosphorylation events can affect the protein in two important ways.
Determined by its primary structure (sequence of amino acids.)
the sequence of amino acids in an protein is determined by the nucleotides in the DNA encoding it
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By developing crops that need less water <span>can the work of biologists help meet the needs of people who live in hot, dry environments</span>
Answer:
There are no evolving individual organisms. Evolve populations. Because people in a population vary, some are better able to survive and reproduce in the population given a specific set of environmental conditions.
Explanation:
