Lice thrive on the scalp because they feed on human blood. A. Competition

B. Mutualism

C. Predation

D. Parasitism

E. Commensalism

10alcohol affects the brain, reducing a person's ability to think clearly. the driver may not and actually feel he/she is performing better than they actually are.

1. alcohol first impairs your a. motor skills b. judgment c. color recognition

Which of the following substances would you expect to find in the blood, and not in the lymph? selected answers: calcium glucose calcium glucose estrogen oxygen fatty acids water answers: