It can become an ion because it can lose or gain an electron. It can become a part of molecule because it can form covalent bond with other atoms to gain a full valence shell.
The answer is “there is genetic variation within the population”
Answer: mitochondria, i think
Explanation:
I'm so sorry if its wrong!
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Answer:
the liver is inferior
Explanation:
Your heart is above your liver so your heart is superior to your liver and your liver is inferior to your heart(i think that's how it works)