wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

DNA: The Code of Life Lesson 2

Total questions: 24

Worksheet time: 13mins

Name
Class
Date
1.

RNA that carries amino acids to the ribosome and adds them to the growing protein

a)

messenger RNA

b)

transfer RNA

2.

RNA that copies the message from DNA in the nucleus and carries the message to the ribosome in the cytoplasm

a)

messenger RNA

b)

transfer RNA

3.

A difference between DNA and RNA is

a)

DNA is double stranded and RNA is single stranded

b)

DNA is single stranded and RNA is triple stranded

c)

DNA is single stranded and RNA is double stranded

d)

DNA is triple stranded and RNA is double stranded

4.

Which comes from the nucleus?

a)

mRNA

b)

tRNA

5.

A difference between DNA and RNA is

a)

Cytosineis replace by Uracil in RNA

b)

Guanine is replace by Uracil in RNA

c)

Adenine is replace by Uracil in RNA

d)

Thymine is replace by Uracil in RNA

6.

How many bases long is a codon?

a)

1

b)

2

c)

3

d)

4

e)

5

7.

What does tRNA carry?

a)

Amino Acids

b)

Sugars

c)

Phosphates

d)

Nucleotides

8.

Which is found floating in the cytoplasm?

a)

tRnA

b)

mRNA

9.

A long chain of amino acids is called a

a)

nucleotides

b)

phosphate

c)

protein

d)

sugar

10.

What does mRNA attach to?

a)

Mitochondria

b)

Golgi Apparatus

c)

Chloroplast

d)

Ribosomes

11.

Proteins are made of ....

a)

tRNA

b)

amino acids

c)

oxygen

d)

mRNA

12.

______ goes from DNA to the ribosome

a)

mRNA

b)

tRNA

c)

amino acids

13.

_______ carries amino acids to the ribosome

a)

amino acids

b)

mRNA

c)

tRNA

14.

the DNA pairs are...

a)

A-U

b)

C-T

c)

A-T

d)

G-U

e)

C-G

15.

the pairs for RNA are...

a)

A-U

b)

C-T

c)

A-T

d)

G-A

e)

C-G

16.

RNA is...

a)

double stranded

b)

single stranded

c)

triple stranded

d)

half stranded

17.

DNA is....

a)

single stranded

b)

half stranded

c)

double stranded

d)

triple stranded

18.

DNA has oxygen

a)

yes

b)

no

19.

RNA has oxygen

a)

yes

b)

no

20.

RNA can physically be double sided

a)

yes, because it originally is double sided

b)

no, because the RNA doesn't have another side to connect to

c)

yes, because it has oxygen which helps connect it

d)

no, because it has oxygen which blocks it

21.

Translation is...

a)

idk

b)

amino acids to a ribosome

c)

DNA coding for RNA

d)

mRNA to proteins

22.

translation is...

a)

DNA coding for proteins

b)

mRNA to proteins

c)

amino acids to the ribosome

23.

transcription is in the

a)

nucleus

b)

lysosome

c)

Mitochondria

d)

ribosome

24.

translation is in the...

a)

ribosome

b)

Mitochondria

c)

cytoplasm

d)

idk