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Biology A17 (3/20)

Answer to Question 2 is: B

The combination of carbon, oxygen, hydrogen, and nitrogen are the main components of living matter.

Select an Option and Proceed

What are macromolecules?

A - Planets moving within the planetary disk.
B - Merging objects through accretion.
C - Large structures of polymers.
D - A Gas Giant

Understanding Question 3

Watch the Question Breakdown

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