Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

DNA RNA Codon

Total questions: 25

Worksheet time: 27mins

Name
Class
Date
1.

What are nucleotides made of?

a)

Sugar, phosphate, nitrogenous base

b)

Phosphate, Adenine, nitrogen base

c)

Thymine, Adenine, Cytomine

d)

Phosphate, Nitrogen, Adenine

2.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
3.

Which organelle is DNA usually found in?

a)

cell membrane

b)

vacuole

c)

chloroplast

d)

nucleus

4.

In DNA which base matches with A

a)

G

b)

T

c)

C

d)

A

5.

In DNA which base matches with G

a)

A

b)

G

c)

C

d)

T

6.

The word DNA is abbreviated for is ________________________.

a)

Disconuggets Acid

b)

Dioramanucleous Acid

c)

Deoxyribonucleic Acid

d)

Detoxifynubs Acid

7.

What does replicate mean?

a)

clean

b)

breed

c)

multiply

d)

copy

8.

Genes are short segments of DNA and are located on the ______ in a cell.

a)

vaculoes

b)

chromosomes

c)

ribosomes

d)

lysosmes

9.

The word RNA is abbreviated for is ________________________.

a)

Risconuggets Acid

b)

Rioramanucleous Acid

c)

Ribonucleic Acid

d)

Retoxifynubs Acid

10.

In RNA which is a correct base pairing?

a)

A with G

b)

G with T

c)

A with U

d)

A with T

11.
A process in which DNA has the unique ability to make an exact copy of itself.
a)
Replication
b)
Translation
c)
Transcription
12.
What is the correct sequence?
a)
RNA --> DNA --> Protein
b)
Protein --> RNA --> DNA
c)
DNA --> RNA --> Protein
d)
DNA --> Protein --> RNA
13.
How many types of RNA are there?
a)
1
b)
2
c)
3
d)
4
14.

Which is single stranded?

a)

DNA

b)

RNA

c)

both

d)

none

15.

Which has four nitrogenous bases?

a)

DNA

b)

RNA

c)

both

d)

none

16.

Has different types: messenger, ribosomal, transfer

a)

DNA

b)

RNA

c)

both

d)

none

17.

What would the complementary strand of the RNA be?

AUGCAACCGU

(a)  

18.

What would the complementary strand of DNA be?

GTGGCATTC

(a)  

19.
Which amino acid pairs with the codon AGA
a)
Thr
b)
Arg
c)
Ala
d)
Glu
20.
The codon CCU codes for what amino acid?
a)
Isoleucine
b)
Stop
c)
Methionine
d)
Proline
21.

What is the amino acid sequence for the following mRNA strand:


UCG-GAA-CAC-AAU

(a)  

22.

What is the amino acid sequence for the following mRNA strand:


AGG-UUC-CUG-GCC

(a)  

23.

What is the amino acid sequence for the following mRNA strand:


UGU-UGG-AUA-CCC

(a)  

24.

What is the amino acid sequence for the following mRNA strand:


AAU-UCG-CAA-GGG

(a)  

25.

What is the amino acid sequence for the following mRNA strand:


AUG-GAC-ACU-UAG

(a)