It prevents harmful substances from entering a cell
Answer:
It is the pressure when the heart pushes blood out . The number when pressure is checked written on the top is the systolic pressure of the heart .
Explanation:
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Answer:
I don't know, and just to let you know B is not a number its a letter
Explanation:
Answer:
The answer is 38 chromosomes
Explanation:
Every body cell has 38 chromosomes
Answer:
a humongulous is simular in related organisims and analogous is simular in unrelated organisims
Explanation: i have already learned this
