Answer:
Oxygen is inhaled so that Dioxide can be exhaled, that is just how breathing functions.
Explanation:
We require this system for our survival.
Answer:
B competition will increase
Explanation:
this is because if there are less acorns then squirrels then they will all fight for the acorns and some will die to starvation. nest size won't increase because there isn't enough food for the squirrels already there. predation will decrease because there is less squirrels so that means less pray for the animals that eat the squirrels. then there is reproduction rates will increase. It is not that one because there are squirrels dying from starvation there aren't squirrels reproducing. that is why your answer is B.
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Primary spermatocytes, spermatids
The best and most correct answer among the choices provided by your question is the first choice or letter A. Margarines are products <span> made up of fatty acids that are derived from alkenes.
</span>The main ingredients in most margarines are vegetable oils like soybean or safflower oil.Vegetable oils<span> are mostly unsaturated, which is a problem because unsaturated oils are liquid at room temperature and cannot be used as spreads.
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