DNA: The Blueprint of Life

DNA: The Blueprint of Life

9th Grade

8 Qs

quiz-placeholder

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DNA: The Blueprint of Life

DNA: The Blueprint of Life

Assessment

Quiz

English

9th Grade

Hard

Created by

MELISSA DUFRECHE

Used 1+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What molecule is known to store our genetic instructions?

Carbohydrate

RNA

DNA

Protein

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many chromosomes does each somatic cell in a human body have?

23

46

92

44

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the four nitrogenous bases found in DNA?

Adenine, Guanine, Cytosine, Thymine

Adenine, Thymine, Cytosine, Guanine

Adenine, Thymine, Guanine, Uracil

Adenine, Guanine, Cytosine, Uracil

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the shape of DNA?

Single helix

Double helix

Triple helix

Quadruple helix

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who was the Swiss biologist that discovered DNA?

James Watson

Francis Crick

Rosalind Franklin

Friedrich Miescher

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of RNA primase in DNA replication?

It unwinds the double helix

It adds matching nucleotides to the new chain

It lays down short RNA primers

It joins Okazaki fragments

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How often does DNA replication make a mistake?

One in every 100 billion nucleotides

One in every 10 million nucleotides

One in every 100 million nucleotides

One in every 10 billion nucleotides

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What major difference does RNA have compared to DNA?

RNA is double-stranded

RNA contains thymine instead of uracil

RNA has a deoxyribose sugar

RNA is single-stranded