A cell in the root of a plant must transport minerals from the soil into the cell. However, the concentration of minerals is usually much lower in the soil than in the cells of the plant’s root hairs. These cells would –

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