wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

DNA structure

Total questions: 16

Worksheet time: 8mins

Name
Class
Date
1.

What does DNA stand for?

a)

Deribosomic nucelotide acid

b)

Ribonucleic acid

c)

Deoxyribonucleic acid

2.

What is the main function of DNA?

a)

Store information

b)

React with other molecules

c)

Be a source of energy

d)

Form the structure of cells

3.

What are the three parts components of a nucleotide?

a)

Phosphate

b)

Double helix

c)

Base

d)

Sugar (Deoxyribose)

e)

Thymine

4.

Thymine pairs with

a)

Adenine

b)

Cytosine

c)

Guanine

5.

Guanine pairs with

a)

Thymine

b)

Adenine

c)

Cytocine

6.

What would be the complementary sequence to this: ATTCGGATCC

a)

TAAGCCTACC

b)

AATGCCTAGG

c)

TAAGCCTAGG

d)

TAACGGTAGG

7.

What would be the complementary sequence to this: GCAGGATCG

a)

CGTCCTAGG

b)

CGTCCTAGC

c)

CGTCCAAAGC

d)

CCTCCTAGC

8.

The DNA is read...

a)

one base at a time

b)

In groups of three bases

c)

In pairs of bases

d)

Every other base

9.

A group of three bases is called...

a)

Base pair

b)

Amino acid

c)

Nucleotide

d)

Codon

10.

A gene contains information to create...

a)

DNA

b)

Lipids

c)

Sugars

d)

Proteins

11.

The complete set of genes of an organism is called

a)

Genome

b)

Chromosome

c)

Chromatid

d)

Chromatin

12.

Proteins are made out of

a)

Amino acids

b)

Nucleotides

c)

Fatty acids

d)

Genes

13.

What would be the amino acid formed from the codon: TAC

a)

T

b)

Y

c)

H

d)

E

14.

What would be the amino acid formed from the codon: GCA

a)

L

b)

Q

c)

S

d)

A

15.

If we change the sequence of DNA the structure of the protein changes

a)

True

b)

False

16.

The function of the protein depends on its structure

a)

True

b)

False