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Deoxyribonucleic Acid (DNA)

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

DNA HISTORY: Who proposed the base pairing rule (A with T and G with C)?

a)

Chargaff

b)

Franklin

c)

Watson & Crick

2.

DNA HISTORY: Whose x-ray studies confirmed the structure of DNA?

a)

Chargaff

b)

Franklin

c)

Watson & Crick

3.

DNA HISTORY: Who developed the double helix structure for DNA?

a)

Chargaff

b)

Franklin

c)

Watson & Crick

4.

Where is DNA located?

a)

Prokaryotes: nucleus

Eukaryotes: cytoplasm

b)

Prokaryotes: cytoplasm

Eukaryotes: nucleus

c)

In the NUCLEUS for ALL organisms

d)

In the CYTOPLASM for ALL organisms

5.

Traits are coded sections of DNA (chromosomes) called this....

a)

Genes

b)

Diploids

c)

Gameates

d)

Chromatins

6.

DNA is basically an instruction code to build ______

a)

Proteins

b)

Lipids

c)

Carbohydrates

7.

DNA's structure is known as a:

a)

Twisted Ladder

b)

Special Spiral

c)

Double Helix

d)

Spiral Staircase

8.

Which two components make up the backbone (sides) of the DNA structure?

a)

Sugar and

Phosphate

b)

Adenine and Sugar

c)

Thymine and Phosphate

d)

Carbon and Hydrogen

9.

What are the bonds that connect the base pairs?

a)

Carbon

b)

Helium

c)

Hydrogen

d)

Oxygen

10.

Adenine bonds with...

a)

Thymine

b)

Guanine

c)

Cytosine

11.

Guanine bonds with...

a)

Thymine

b)

Adenine

c)

Cytosine

12.

Which sequence is the CORRECT BASE PAIR MATCH: AGCTT

a)

TCGAA

b)

GATCC

c)

CTAGG

13.

What type of mutation is occurring here?

a)

Substitution

b)

Insertion

c)

Deletion

d)

Mutagens

14.

What type of mutation is occurring here?

a)

Substitution

b)

Insertion

c)

Deletion

d)

Mutagens

15.

What type of mutation is occurring here?

a)

Substitution

b)

Insertion

c)

Deletion

d)

Mutagens

16.

What type of mutation is occurring here?

a)

Substitution

b)

Insertion

c)

Deletion

d)

Mutagens

17.

In EUKARYOTES, DNA leaves the nucleus to deliver the code.

a)

NO

b)

YES

c)

Sometimes

18.

Which process copies DNA's code onto RNA in the nucleus?

a)

Translation

b)

Transcription

c)

Transduction

19.

Which process decodes DNA's information to make proteins?

a)

Translation

b)

Transcription

c)

Transduction

20.

RNA is DIFFERENT from DNA except for

a)

Single Strand

b)

Different sugar

c)

Uracil

(NO THYMINE)

A bonds with U

d)

No phosphate group