Which of the following is TRUE? The site of communication between two neurons is called an axon hillock. Dendrites are the receiving or input portion of a neuron. The cytoplasm of an axon is called the axolemma. The presynaptic neuron carries a nerve impulse away from a synapse. The plasma membrane of an axon is called the axoplasm.

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.