DNA and RNA are the genetic code. They are passed form the ancestor to offspring. They code for a mix of traits from the parents and tell the cells what to do what traits to form, and overall how to function
Answer:
Saccharide comes from greek meaning "sugar".
Brian : Information being sent throughout the body.
Spinal cord: Sends sensory messages.
PNS: connects to the central nervous system
Answer:
180 beats per minute.
Explanation:
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epithelial layers contain no blood vessels, so they must receive nourishment via diffusion of substances from the underlying connective tissue , through the basement membrane.
