What are the four common compounds that make up all organisms and what are their functions

nucleic acids, proteins, carbohydrates and lipids

Explanation:

These atoms' ability to attach to one another allows for the creation of innumerable compounds conducive to life. All organisms need four types of organic molecules: nucleic acids, proteins, carbohydrates and lipids; life cannot exist if any of these molecules are missing.

a.) a destruction fo cells by viral reproduction

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.