Answer:
plants, particularly in terrestrial ecosystems, and algae in aquatic ecosystems. If the plants or other producers of an ecosystem were removed, there would be no way for energy to enter the food web, and the ecological community would collapse.
<span>By the age of 4 the hippo campus and the frontal lobe must be developed to have good memory. The hippocampus forms the limbic system and is involved in the consolidation of memory from the short term to long term. The frontal lobe is important in forming short term memories and forming long term memories.</span>
When an animal eats, food stays in the stomach for a period of time. When a unicellular organism, such as Paramecium, takes in food, the food is contained in which organelle? Amino acids link together by peptide bonds to form proteins.
The answer is D, serving as a primary source of energy for the body.