Question

which phrase best describes dna?

a. a single-stranded molecule that manages the production of proteins
b. all of the genetic material in an organism
c. a double-stranded molecule that carries genetic information
d. a version of a gene that codes for a specific trait

Explanation:

Analyze the definition of DNA

DNA (deoxyribonucleic acid) is a double-stranded nucleic acid molecule that stores and transmits hereditary genetic information in living organisms.

Evaluate the given options

• A describes RNA (single-stranded, manages protein production).
• B describes the genome (all genetic material).
• C accurately describes DNA as a double-stranded molecule carrying genetic information.
• D describes an allele (a version of a gene).

Answer:

• A. A single-stranded molecule that manages the production of proteins
• B. All of the genetic material in an organism
• C. A double-stranded molecule that carries genetic information (Correct answer)
• D. A version of a gene that codes for a specific trait