Answer:
C. flower → butterfly → bird → snake
Explanation:
It is the only option possible out of all of them, which stands true when compared with the food web shown.
Answer:
Oligodendrocytes in the brain and spinal cord and Schwann cells in the peripheral nervous system are specialized types of glia that build the myelin sheaths that surround neurons.
Explanation:
Myelin sheath is an insulating layer, which covers neurons. It is made up of protein and fatty substances. This myelin sheath permits electrical impulses to move very fast along the neurons.
It is when animals don't reproduce by themselves.
It is when man reproduces offspring that wouldn't have occurred not conducted by humans.
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