Which is NOT part of the excretory system A. Bladder
B. Kidneys
C. Urethra
D. Large intestine

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time

In a cladogram, what occurs at a node? a derived trait appears. evolution is stopped. an ancestor dies. the cladogram ends. aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100%

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?