DNA Structure

DNA Structure

Assessment

Assessment

Created by

Nickie Ehlert

Biology

9th Grade

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20 questions

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1.

Multiple Choice

2 mins

1 pt

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Which of the following best describes a DNA molecule?

double helix

contains ribose

made of amino acids

contains Uracil

2.

Multiple Choice

2 mins

1 pt

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Why is DNA important?

it is very small and very complicated

it's in everything

it serves as the blueprint for traits of all living things

because we eat it every day for energy

3.

Multiple Choice

2 mins

1 pt

Which 2 molecules form the sides (backbone) of the DNA ladder?

deoxyribose sugar and adenine

deoxyribose sugar and a hydrogen bond

deoxyribose sugar and the nucleus

deoxyribose sugar and phosphate

4.

Multiple Choice

2 mins

1 pt

Media Image

Nitrogenous bases are joined by which type of bond?

polar bonds

ionic bonds

covalent bonds

hydrogen bonds

5.

Multiple Choice

2 mins

1 pt

Media Image

Which 2 molecules forms the sides (backbone) of the DNA ladder?

deoxyribose and adenine

deoxyribose and a hydrogen bond

sugar and the nucleus

deoxyribose (sugar) and phosphate

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