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PBS 2.2.2 A Protein Problem

Total questions: 26

Worksheet time: 16mins

Name
Class
Date
1.

What is the correct order to make a protein?

a)

Protein, DNA, RNA

b)

RNA, DNA, Protein

c)

DNA, RNA, Protein

d)

Protein, RNA, DNA

2.

Where is DNA and RNA made?

a)

nucleus

b)

cytoplasm

c)

mitochondria

d)

ER

3.

Where are proteins made?

a)

ER

b)

nucleus

c)

cytoplasm

d)

mitochondria

4.

RNA contains which sugar?

a)

deoxyribose

b)

Ribose

c)

glucose

d)

fructose

5.

RNA has what base that is instead of thymine?

a)

guanine

b)

adenine

c)

thymine

d)

uracil

6.

What enzyme does transcription use?

a)

DNA polymerase

b)

ligase

c)

RNA polymerase

d)

helicase

7.

Which RNA brings amino acids?

a)

rRNA

b)

tRNA

c)

mRNA

8.

Which RNA carries the message?

a)

mRNA

b)

rRNA

c)

tRNA

9.

The goal of transcription is to make RNA.

a)

True

b)

False

10.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
11.
Which is the mRNA molecule that would be transcribed from this DNA template:
TGGCAAGTACGT
a)
ACCGTTCATGCA
b)
UGGCAAGUACGU
c)
UCCGUUCUUGCU
d)
ACCGUUCAUGCA
12.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
13.

Select the DNA sequence or sequences for Lysine.

a)

TTC

b)

AAC

c)

TTT

d)

TAT

14.

Proteins are made of

a)

nucleotides

b)

glucose

c)

fatty acids

d)

amino acids

15.

Select the RNA sequence or sequences for STOP.

a)

UCC

b)

UAA

c)

UGA

d)

UAG

16.

Find the amino acid that this segment of DNA codes for: CGT

a)

Alanine

b)

Stop

c)

Valine

d)

Leucine

17.

Find the amino acid that this segment of RNA codes for: UUG

a)

Glycine

b)

Asparagine

c)

Lysine

d)

Leucine

18.

A codon is a group of ___ RNA bases.

a)

1

b)

3

c)

5

d)

6

19.

Select the DNA sequence or sequences for Tyrosine.

a)

ATC

b)

ATA

c)

ACC

d)

ATG

20.

CGAUCGAUCAAG

a)

This is a segment of DNA.

b)

This is a segment of RNA.

c)

It is impossible to tell if this is DNA or RNA.

21.

In DNA, C pairs with G , and A pairs with

a)

U

b)

A

c)

C

d)

T

22.

In RNA, C pairs with G , and A pairs with

a)

U

b)

A

c)

C

d)

T

23.
What type of mutation is likely to cause the GREATEST change in amino acid sequence
a)
nonsense
b)
frameshift
c)
missense
d)
siilent
24.
Where does translation take place?
a)
nucleus
b)
cytoplasm
25.
A cell has the DNA AAACCCTTT. A point mutation occurs, and now the DNA is AGAACCCTTT. What has happened?
a)
Insertion
b)
Deletion
c)
Substitution
26.
DNA creates a 550 bp mRNA (500 nucleotides long mRNA) that begins with the code AUG UAC CUU. A mutation changes it to UAG UAC CUU. What happens to the protein?
a)
It is not made.
b)
There is no methionine at the start
c)
Nothing changes.
d)
The first amino acid is missing

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