Dolphins hear with:
A) their ears
B) receptors that run through the length of their body
C) their lateral lines
D) their jaw

Which identifies the main purpose of biological taxonomy?

An example of a trait that would be considered acquired and inherited is a. a cleft chin b. muscle tone c. scar tissue d. freckled skin

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen