The body usually uses feedback to maintain homeostasis. a. positive b. negative

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

How do plants obtain more sunlight a.) they lean towards the light b.)they grow straight up c.) they only live in sunny areas, like the tropics d.) they stay low to the ground