Do you mean sediments???
the type of rock formed from sediments is called sedimentary rocks
Answer:a compound present in the body as a neurotransmitter and a precursor of other substances including epinephrine
Explanation:
<span>The average human red blood cell is roughly 6 to 8 micrometers wide. The width of a pin is this problem is defined as 1000 micrometers. Assuming we use the smallest size of a blood cell, then we divide 1000 by 6, and we find that roughly 166.66 (or 166 if you are rounding down) red blood cells will fit.</span>