People with red hair (links to an external site.) usually have very light skin. what might be a genetic explanation for this observation

b is dominant over the allele for the white fur.

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:

the answer is c.

by: nicholas dooley