Food web provides a better model of an ecosystem and model of many different consumers
Answer:
O: Type O individuals can donate blood to anyone, because their blood has no antigens. However, they can only receive blood from other type O individuals (because blood with any antigens is seen as foreign).
B: between a nonmetal and a metal.
Yes, it's A. Spinach and cabbage are (A) the leaves of plants. Spinach do have flowers but they are not the flowers itself while cabbages don't have flowers. Cabbages and Spinach don't have fruits either.
