Which equation satisfies the law of conservation of matter?

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

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

Polar zones are cold and tend to be dry because of a pressure system of cold. low high