Based on scientific research, which statement best describes mutations? a. mutations are rare occurrences. b. mutations are always harmful. c. mutations cannot be inherited. d. mutations cannot be acquired.

If assuming tasting ptc as a simple gene trait,what other genotype would you select to put in this missing genotype box that could result in this phenotype

Wich level of organization includes all the other levels or organizations

In a cladogram, what occurs at a node? a derived trait appears. evolution is stopped. an ancestor dies. the cladogram ends. aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100%