Item #8 of 10

Deoxyribonucleic acid (DNA) is __________________.

the molecule that contains the genetic coding of a neuron;
is used in the production of lipids;
is contained in the ribosomes of a neuron;
is composed of two long molecular chains interconnected in a helical arrangement;
both a and d are correct alternatives;

CORRECT - Yes, DNA contains the genetic code and is composed of long molecular chains, interconnected in a helical arrangement.

[Review Part 1 of the tutorial] [Review Part 2 (Matching) of the tutorial]