In a biological reaction involving an enzyme the substrate binds to ?
a. the active site of an enzyme
b. the active site of another substance
c. the inactive site of an enzyme
d. the inactive site of another substance

first person to answer get's

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

want or the answer

the answer is d. embryo