A ___ mutation occurs when a base in the DNA sequence is replaced by a different base. Answers:
substitution
aggression
deletion
insertion

One gene can influence trait(s). one trait can be determined by gene(s).

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist