The theory of plate tectonics states that the Earth’s surface is divided into tectonic plates that move relative to each other. These plates __ here on top of hot and ___ mantle.
There is no multiple choice

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