Because mostly some microorganism may be very small and harmful that can affect humans or animals just by the experience of the microorganism.
Answer:
a lack of resources would most likely decrease a population size because it will limit growth and decrease survival rates. There will also be more competition.
Explanation:
Please don't plagiarize. Thanks :)
Answer:
GO learn dont cheat and the answer is B.
Explanation:
Peaks between the ages of 25 and 35
