DNA Structure

DNA Structure

Assessment

Flashcard

Science

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the two molecules that form the sides (backbone) of the DNA ladder?

Back

Deoxyribose sugar and phosphate.

2.

FLASHCARD QUESTION

Front

If a DNA molecule consists of 29% Guanine, what percentage of Cytosine will it contain?

Back

29%.

3.

FLASHCARD QUESTION

Front

In eukaryotes, where is DNA usually found?

Back

In the nucleus.

4.

FLASHCARD QUESTION

Front

What molecule is represented by the structure shown in a typical DNA diagram?

Back

A DNA molecule.

5.

FLASHCARD QUESTION

Front

What is a nucleotide?

Back

A nucleotide is the basic building block of DNA, consisting of a deoxyribose sugar, a phosphate group, and a nitrogenous base.

6.

FLASHCARD QUESTION

Front

What are the four nitrogen bases found in DNA?

Back

Adenine (A), Thymine (T), Cytosine (C), and Guanine (G).

7.

FLASHCARD QUESTION

Front

What is the base pairing rule in DNA?

Back

Adenine pairs with Thymine, and Cytosine pairs with Guanine.

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