Answer: Single celled eukaryotic organism
The gaps (approximately 1 micrometer wide) formed between myelin sheath cells long the axons are called Nodes of Ranvier. Since fat serves as a good insulator, the myelin sheaths speed the rate of transmission of an electrical impulse along the axon.
Answer:
When a plant has been without water for a long time, the central vacuoles lose water, the cells lose shape, and the whole leaf wilts.
Explanation:
