wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

DNA,RNA,Replication, Transcription, Translation_Tenney

Total questions: 32

Worksheet time: 32mins

Name
Class
Date
1.
What is a nucleotide?
a)
Lipid
b)
A single base, deoxyribose sugar, and a phosphate
c)
Carbohydrate
d)
All of the above
2.
Fill in the complementary bases according to the base-pair rule in DNA: A T C C A G
a)
T U G G T C
b)
T A G G T C
c)
T A C G T G
d)
T A C C A C
3.
Before the cell divides, what process needs to happen?
a)
Transcription
b)
Translation
c)
Replication
d)
Protein synthesis
4.
Name this structure
a)
double helix
b)
nucelotide
c)
twisted ladder
d)
hydrogen bond
5.
Which of these bases does not exist in RNA?
a)
C
b)
T
c)
U
d)
A
6.
DNA codes for...
a)
cholesterol
b)
proteins
c)
fatty acids
d)
a sandwich
7.
Which is a difference between DNA and RNA
a)
RNA is double stranded
b)
RNA is not made of nucleotides
c)
RNA contains Uracil instead of Thymine
d)
RNA does not contain a sugar
8.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
9.
what does mRNA do?
a)
carry info from genes to ribosomes
b)
carry amino acids to ribosomes
c)
help with RNA splicing
d)
make up ribosomes
10.
In order for DNA instructions to move from the nucleus to the ribosomes in the cytoplasm of a cell, an RNA copy of a DNA strand must be made. This process, which takes place in the cell nucleus, is called
a)
translation
b)
mutation
c)
DNA replication
d)
transcription
11.
Which process is used to make mRNA from the DNA in the nucleus?
a)
transcription
b)
translation
c)
replication 
12.
In transcription, A pairs with ____.
a)
T (thymine)
b)
C (cytosine)
c)
G (guanine)
d)
U (uracil)
13.
Which RNA bases would pair with TACGAA in transcription
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
14.

If a strand of DNA had bases in the following order - ATCCGTC, what would be the replicated complementary strand?

a)

UAGGCAG

b)

ATCCGTC

c)

TAGGCAG

d)

TUGGCTG

15.

Use the codon chart to determine the amino acid sequence: (Hint: mRNA must be used to determine the AA sequence!)


ATT CGC ATG

a)

tyrosine, alanine, stop

b)

stop, alanine, tyrosine

c)

start, arginine, methionine

d)

Isoleucine, arginine, isoleucine

16.

A section of DNA contains the following bases in this order: GAT CCT

Which of the following mRNA sequences complements this section of DNA?

a)

CUA GGA

b)

TCG AAG

c)

CTA GGA

d)

AGC UUC

17.

A strand of messenger RNA is transcribed from an original strand of DNA. The original DNA base strand were TACG. What is the base sequence on the RNA strand produced?

a)

ATGC

b)

AUGC

c)

TAGC

d)

UACG

18.

What sugar does DNA have in its backbone?

a)

Ribose

b)

Deoxyribose

c)

Glucose

d)

Fructose

19.

What sugar does RNA have in its backbone?

a)

Ribose

b)

Deoxyribose

c)

Glucose

d)

Fructose

20.

Which nucleic acid is double-stranded?

a)

DNA

b)

RNA

21.

Which nucleic acid is single-stranded?

a)

DNA

b)

RNA

22.

Which combination of nucleotides does RNA have?

a)

A, C, U, and T

b)

G, U, A, T

c)

A, C, G, T

d)

A, C, G, U

23.

What combination of nucleotides does DNA have?

a)

A, C, U, and T

b)

G, U, A, T

c)

A, C, G, and T

d)

A, C, G, and U

24.

What makes the backbone of RNA?

a)

Deoxyribose

b)

Ribose

c)

Phosphate Groups

d)

Nitrogenous Base

25.

What is the purpose of DNA?

a)

To insulate against the cold

b)

To make reactions happen quickly

c)

To store and transmit genes

d)

Structural Support

26.

What shape is DNA?

a)

A single helix

b)

A crstyal

c)

A double helix

d)

Primary Structure

27.

Which nitrogenous base does Thymine always pair with?

a)

Cytosine

b)

Guanine

c)

Adenine

d)

Uracil

28.

What nitrogenous base does Uracil always pair with?

a)

Cytosine

b)

Guanine

c)

Adenine

d)

Thymine

29.

A scientist analyzes a DNA molecule and discovers that 25% of its nitrogenous bases are Cytosine. How many bases must be Guanine?

a)

0% Guanine

b)

25% Guanine

c)

50% Guanine

d)

75% Guanine

30.

After replication, what is a DNA molecule made out of?

(The Semi-Conservative Model.)

a)

Two new strands

b)

Two old strands

c)

One old strand and one new strand.

31.

Your body is using your DNA to make a piece of RNA (transcription). If the DNA code is TAAAG, then what will the matching RNA code be?

a)

TAAAG

b)

ATTTC

c)

AUUUC

d)

UTTTC

32.

Who were the scientists that were credited with discovering the structure of DNA?

a)

Darwin and Mendel

b)

Watson and Crick

c)

Bert and Ernie

d)

Cunningham an Kukucka