DUE TODAY! Storing seeds in cold, moist conditions for a few weeks, then planting them at the correct temperature for germination immediately afterward is called .
Group of answer choices

propagation

scarification

refrigeration

stratification

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