What is the role of microorganisms in food preservation?​

it will be bbb bbb bbb bbb bbb bbb bbb bbb

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

clumped distribution, because you'de have all of the population gathered in a relatively small are.

it's the most common because it provides protection and a mate for reproduction

example: humans, seeweed, cattles, etc.

answer; synapse; i believe this is correct,plz check first good luck;