Which organism is not a consumer?
bean plant
fungus
killer whale
human

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Which of the follow describes a disadvantage secondary sources have compared to primary sources?

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