Organisms must have food because food is a source of energy.
b. food supplies cells with oxygen.
c organisms never make their own food.
d. All of the above

Sammi is studying the interaction of the digestive and circulatory systems in the human body. she has listed various processes that occur in each of the systems. put the processes in order to describe the interaction between these two systems. tiles nutrients diffuse through the villi of the small intestine.digestive processes break nutrients down in the mouth, stomach, and small intestine.blood is pumped through the circulatory system to deliver nutrients to other organs.nutrients are ingested at the mouth.nutrients enter the capillaries of the circulatory system. sequence

In general, are there any major differences that you can see? explain

What happens during the experiment stage of the scientific method