is anyone dominant for every trait is anyone recessive for every trait if not what does this show about dominace and recesssiveness of traits in people

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above