I need to add all the words at the top that are bold into the correct spaces, could you help? I really don't understand this lesson of bio.

_is a product of the first stage of photosynthesis. atpglucosecarbon dioxidewater

Which level of taxonomy has the fewest organisms?

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