Remember that a theory does not become a law because, by definition, a theory can always be altered whereas a law is fact and does not change. Give an example of a theory in science:
Give an example of a scientific law:

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.

Protein and polypeptide sequences can be determined by first partially hydrolyzing the protein or polypeptide followed by amino acid sequencing of the fragment pieces using the chemical degradation process known as edman degradation. determine the sequence of the initial (18-amino acid) polypeptide that produces the following five partial sequences after hydrolysis and edman degradation.