Protein Synthesis Quiz 1

Deoxyribonucleic acid (DNA) is a goopy, acidic substance found inside of cells. Which type of macromolecule is DNA an example of?

• Nucleic Acids

• Carbohydrates

• Proteins

• Lipids

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Ribonucleic acid (RNA) is a nucleic acid present in all cells. What is the function of nucleic acids such as RNA?

• Nucleic acids construct proteins

• Nucleic acids support the growth, repair, and function of a cell.

• Nucleic acids compose the cell membrane.

• Nucleic acids are the primary source of a cell's energy.

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The scientists Franklin, Watson, and Crick determined that the shape of a DNA molecule is...

• ...two strands of nucleotides, twisted up into a double helix.

• ...one strand of nucleotides, twisted up into a single helix.

• ...a folded chain of amino acids.

• ...three fatty acids, connected in a circle like a bracelet.

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Which characteristics describe DNA, and which describe RNA?

Groups:

(a) DNA

,

(b) RNA

• Double helix

• Located in cytoplasm

• Single helix

• Located in nucleus

• Made of A, C, G, and T

• Made of A, C, G, and U

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What are the "rungs" of the DNA "ladder?"

• Nucleotides

• Monosaccharides

• Fatty acids

• Amino acids

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A scientist is examining a nucleic acid that contains a large amount of the sugar ribose. What is the identity of this nucleic acid?

• DNA

• RNA

• ATP

• GTP

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