Which sequence changes when a gene undergoes mutation?
a. the sequence of dna bases of a gene
b. the sequence of sugars in a gene
c. the sequence of phosphates in a gene
d. the sequence of rna bases of a gene

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.