DNA History and Structure

DNA History and Structure

Assessment

Flashcard

Science

6th - 8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is DNA?

Back

DNA (Deoxyribonucleic Acid) is the molecule that carries the genetic instructions for life.

2.

FLASHCARD QUESTION

Front

What are the four nitrogen bases in DNA?

Back

The four nitrogen bases in DNA are adenine (A), thymine (T), cytosine (C), and guanine (G).

3.

FLASHCARD QUESTION

Front

What is the complementary base pairing rule in DNA?

Back

In DNA, adenine pairs with thymine (A-T) and cytosine pairs with guanine (C-G).

4.

FLASHCARD QUESTION

Front

What sugar is found in DNA?

Back

The sugar found in DNA is deoxyribose.

5.

FLASHCARD QUESTION

Front

Who were Watson and Crick?

Back

James Watson and Francis Crick were scientists who built the first accurate model of DNA.

6.

FLASHCARD QUESTION

Front

What is the structure of DNA?

Back

DNA has a double helix structure, resembling a twisted ladder.

7.

FLASHCARD QUESTION

Front

What is a nucleotide?

Back

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

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