What are ribs? use in your own words.

What word is used to describe differences of individual organisms

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

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