What is the family of the animal that is land dwelling and uses scent glands for defense

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

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

Witch theory suggests all living things are made up of cell or cells