What nondigestible form of complex carbohydrate occurs naturally in plant foods such as leaves, stems, skins, seeds, and hulls?
a. simple sugar
b. dietary fiber
c. starch
d. whole grain
e. functional fiber

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000

Which of the following is a true statements about viruses? viruses have no nucleus. viruses are alive. viruses have a cell membrane. all viruses are deadly.

1. isogamy 1 organisms with gametes of the same size and shape 2. anisogamy organisms with gametes of different sizes and shapes 3. oogamy 2 organisms with gametes of the same shape but different sizes 4. gonads gamete-producing organs in lower plants 5. gametangia gamete-producing organs in animals