Muscle tissue is made up of specialized muscle cells. How are individual muscle cells different from the muscle tissue in the biceps muscle?
OA Muscle cells can contract and change shape, but muscle tissue cannot.
OB. Muscle cells are flexible, but muscle tissue is rigid.
OC. Muscle cells have a complex structure, but muscle tissue has a simple structure.
OD
Muscle cells are smaller than muscle tissue.

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed