12
AssignmentMultiple Choice

Building Blocks of Life

Question 12 • 2026 Summer 305 CR_2002040-M/J Comprehensive Science 1

Which type of molecule is used by organisms to store and transmit genetic information?

Answer
A
nucleic acids
B
proteins
C
lipids
D
carbohydrates

Explanation

Nucleic acids, such as DNA and RNA, store and transmit genetic information. DNA carries hereditary instructions, while RNA helps use those instructions in cells. Proteins, lipids, and carbohydrates have other important roles, but they are not the molecules that store genetic information.

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