Answer:
False.
Explanation:
Among the organic macromolecules , enzymes belong in the category of proteins. Proteins are distinct from carbohydrates, nucleic acids and lipids in that a protein is made of amino acids. Amino acids link together into a chain that can fold into a three-dimensional shape.
The period from the initiation of the action potential to immediately after the peak is referred to as the absolute refractory period (ARP) (see Figs. 1 and 2). This is the time during which another stimulus given to the neuron (no matter how strong) will not lead to a second action potential.
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The endoplasmic reticulum can either be smooth or rough, and in general its function is to produce proteins for the rest of the cell to function. The rough endoplasmic reticulum has on it ribosomes, which are small, round organelles whose function it is to make those proteins.
