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;

INCORRECT - Although DNA is composed of two molecular chains, a better alternative is provided.

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