DNA STRUCTURE

DNA STRUCTURE

Assessment

Assessment

Created by

ruby arre

Science

9th Grade

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17 questions

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1.

Multiple Choice

30 sec

5 pts

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What makes up the SIDES of a DNA ladder?

nitrogen bases

sugars & phosphates

genes & chromosomes

RNA

2.

Multiple Choice

30 sec

5 pts

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What makes up the rungs (steps) of a DNA ladder?

sugars & phosphates

nitrogen bases

sugars

genes & chromosomes

3.

Multiple Choice

2 mins

5 pts

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Which of the following best describes a DNA molecule?

double helix

contains ribose

made of amino acids

contains Uracil

4.

Multiple Choice

2 mins

5 pts

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Nitrogenous bases are joined by which type of bond?

polar bonds

ionic bonds

covalent bonds

hydrogen bonds

5.

Multiple Choice

2 mins

5 pts

What are the three components of a nucleotide?

sugar, hydrogen, nitrogen base

sugar, oxygen, nitrogen base

sugar, phosphate, nitrogen base

sugar, phosphate, protein

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