Which Is True About the Structure and Function of a Gene

question 33

Multiple Choice

Which is true about the structure and function of a gene?

• A)It is an uncoiled protein that contains information necessary for the synthesis of other proteins.
• B)It is a sequence of nucleotides in DNA that acts as an enzyme to digest proteins.
• C)It is composed of many molecules of DNA and contains information needed to make RNA.
• D)It is a sequence of nucleotides in DNA that contains information necessary for the synthesis of proteins.

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Definitions:

Chromosomes

Structures found within cells that contain genetic information (DNA) passed from one generation to the next.

Genes

Units of heredity made up of DNA that carry instructions for producing proteins that determine the characteristics of an organism.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of deoxyribonucleic acid (DNA), carrying genetic information in the form of genes.

DNA Molecules

The carriers of genetic information in living organisms, consisting of two long strands forming a double helix.