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Week 2.5 in Review Gene Expression & Protein Synthesis

Total questions: 48

Worksheet time: 2hrs 36mins

Name
Class
Date
1.
How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though the look and perform completely different?
a)
The two different cells become mutated
b)
The proteins expressed in each cell are different
c)
They actually have different DNA in the two types of cells.
d)
The genome of the different cells changes
2.
_______ is to transcription as ________ is to translation.
a)
mRNA / Amino Acid Chain
b)
Amino Acid Chain / mRNA
c)
Ribosome / Nucleus
d)
mRNA / tRNA
3.
Which sequence of complementary DNA bases would pair with this partial strand
ATG TGA CAG?
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
4.
In a molecule of double-stranded DNA, the amount of adenine present is always equal to the amount of _________.
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
5.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
6.

Where is DNA and RNA made?

a)

nucleus

b)

cytoplasm

c)

mitochondria

d)

ER

7.

RNA has what base that is instead of thymine?

a)

guanine

b)

adenine

c)

thymine

d)

uracil

8.
How would the DNA sequence GCTATA be transcribed to mRNA?
a)
GCUAUA
b)
CGATAT
c)
CGAUAU
d)
GCUTUT
9.

What is Transcription?

a)

The making DNA segment.from mRNA.

b)

The making of an RNA strand into a protein.

c)

The making of an mRNA strand from the DNA template.

10.
Amino acids are the building blocks of... 
a)
DNA
b)
RNA
c)
Atoms
d)
Proteins
11.

Translation is a process where:

a)

a polypeptide sequence is produced from a sequence of rRNA codons.

b)

a polypeptide sequence is produced from a sequence of tRNA codons.

c)

a polypeptide sequence is produced from a sequence of mRNA codons.

d)

a DNA nucleotide sequence is used to produce mRNA codon sequence.

12.

True or False: All of your body cells contain the same genes.

a)

True

b)

False

13.

The question below refers to the image.

The highest number of amino acids coded for by the molecule shown is:

a)

1

b)

2

c)

3

d)

6

14.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
15.
Which component of DNA determines the traits of an organism? 
a)
Nitrogen Base order 
b)
Sugar-Phosphate Backbone
c)
Hydrogen bonds
16.
What is the location in the cell for translation?
a)
nucleus
b)
mitochondria
c)
ribosome
d)
chloroplast
17.
How many amino acids are coded for by this sequence of nucleotides (how many a.a. are made): 
ATG GGA ACT CCA
a)
4
b)
2
c)
6
d)
12
18.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
19.
The mRNA leaves the ________ to find the ribosome to make proteins.
a)
cell
b)
nucleotide
c)
nucleus
20.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
21.
DNA travels outside of the nucleus.
a)
true
b)
false
22.
What molecules do both DNA and RNA contain?
a)
uracil
b)
nucleotides
c)
thymine
d)
deoxyribose
23.
DNA sequence is ACAGTGC. How would this be coded on mRNA?
a)
TGTCACG
b)
UGUCACG
c)
GUGACAU
d)
CACUGUA
24.

How many nucleotides equal 1 amino acid?

a)

1

b)

2

c)

3

d)

4

25.

On which molecule can an anticodon be found?

a)

mRNA

b)

DNA

c)

tRNA

d)

rRNA

26.

A polypeptide is a sequence of ____________________ held together by a ______________ bond.

a)

amino acids; peptide

b)

fatty acids; ionic

c)

proteins; hydrogen

d)

fatty acids; covalent

27.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
28.
Translation takes place in the 
a)
ribosome
b)
chloroplast
c)
nucleus
d)
mitochondria
29.
Brings the amino acids to the ribosome
a)
mRNA
b)
tRNA
c)
rRNA
d)
DNA
30.
What is the term for a three-nucleotide sequence that codes for an amino acid?
a)
base
b)
codon
c)
amine
d)
serine
31.
Which phase of which process does this picture show?
a)
Transcription
b)
Translation
c)
Replication
32.
The codon is located on the 
a)
DNA
b)
mRNA
c)
tRNA
d)
rRNA
33.
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
34.
Which sequence of DNA bases would pair with this partial strand
CAT TCA CTG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
35.
Which of the following is not a base found in DNA?
a)
adenine
b)
thymine
c)
cytosine
d)
uracil
36.
What is the process that copies information from DNA into RNA?
a)
protein synthesis
b)
transcription
c)
translation
d)
DNA Polymerase
37.

Which of the following is the complementary mRNA sequence to this DNA strand: AACTGAA

a)

UUGACUU

b)

TTGACTT

c)

AACTGAA

d)

AACUGAA

38.

Translate the mRNA sequence to an amino acid sequence.


AUG-CCC

a)

Met-Pro

b)

Met-His

c)

His-Pro

d)

His-Met

39.

Which organelle makes proteins?

a)

ribosome

b)

nucleus

c)

mitochondria

d)

chloroplast

40.

Which of the following is known as the START codon?

a)

UAG

b)

AUG

c)

UGA

d)

UAA

41.

Which type of RNA is the message of the decoded gene from DNA?

a)

mRNA

b)

rRNA

c)

tRNA

d)

rDNA

42.

What is the name of a chain of amino acids?

a)

hydrogen bonds

b)

polypeptide

c)

amino acid chain

d)

double helix

43.

RNA has ________ sugar.

a)

ribose

b)

deoxyribose

c)

glucose

d)

galactose

44.

DNA has ________ sugar.

a)

ribose

b)

deoxyribose

c)

glucose

d)

galactose

45.

In DNA _______ matches with Adenine

a)

Uracil

b)

Guanine

c)

Cytosine

d)

Thymine

46.

In RNA _______ matches with Adenine

a)

Uracil

b)

Guanine

c)

Cytosine

d)

Thymine

47.

Which amino acid matches with the following codon:

GAU

a)

GLU

b)

SER

c)

ASP

d)

ILE

48.

Which amino acid matches with the following codon:

CAC

a)

STOP

b)

HIS

c)

LYS

d)

ARG

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