Answer:
Second Question:
If a doctor prescribes antibiotics, its because the you have developed a bacterial infetcion on top of your flu or HIV for example.
Explanation:
Answer:
Yes.
Explanation:
Natural selection says that the weakest die off quicker and are less likely to reproduce. With only the fittest surviving and reproducing, Natural Selection ensures an increase in the populations mean fitness.
Answer:
Fatty acids
Explanation:
Lipides is fat in French so I just figured it makes sense.