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Unit 3 Test Review

Total questions: 86

Worksheet time: 1hrs 17mins

Name
Class
Date
1.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

2.

During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.

a)

tRNA

b)

mRNA

c)

rRNA

d)

dRNA

3.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

4.

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

a)

UUGACUU

b)

TTGACTT

c)

AACTGAA

d)

AACUGAA

5.
What is the term for a three-nucleotide sequence that codes for an amino acid?
a)
base
b)
codon
c)
amine
d)
serine
6.
The process to go from DNA to mRNA is _______
a)
translation
b)
transcription
c)
replication
7.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
8.
Genetic info flows in one direction. Which best represents this flow?
a)
DNA-protein-RNA
b)
Protein-RNA-DNA
c)
RNA-protein-DNA
d)
DNA-RNA-protein
9.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

10.

During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.

a)

tRNA

b)

mRNA

c)

rRNA

d)

dRNA

11.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

12.

mRNA occurs during this process

a)

Translation

b)

Transcription

c)

Replication

d)

Delivery

13.

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

a)

UUGACUU

b)

TTGACTT

c)

AACTGAA

d)

AACUGAA

14.
What is the term for a three-nucleotide sequence that codes for an amino acid?
a)
base
b)
codon
c)
amine
d)
serine
15.
The process to go from DNA to mRNA is _______
a)
translation
b)
transcription
c)
replication
16.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
17.
Genetic info flows in one direction. Which best represents this flow?
a)
DNA-protein-RNA
b)
Protein-RNA-DNA
c)
RNA-protein-DNA
d)
DNA-RNA-protein
18.
What is the location in the cell for transcription?
a)
nucleus
b)
cytoplasm
c)
ribosome
d)
mitochondria
19.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

20.

Which organelle contains rRNA and reads the mRNA to synthesize a protein?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

21.

What brings the amino acids to the ribosome to assemble a protein?

a)
mRNA
b)
tRNA
c)
rRNA
d)

DNA

22.

How many nucleotides code for 1 amino acid?

a)

1

b)

2

c)

3

d)

4

23.

What is the location in the cell for translation?

a)

Cytoplasm

b)

Nucleus

c)

Lysosome

d)

Golgi apparatus

24.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
25.

The mRNA leaves the ________ to find the ribosome to make proteins.

a)

cell

b)

nucleotide

c)

nucleus

d)

mitochondrion

26.

DNA holds the code for making

a)

lipids

b)

carbohydrates

c)

proteins

d)

sugars

27.

Choose the sequence of the mRNA strand that would be match up with to the following strand:

GTAGTCA

a)

UATUAGA

b)

ACGACTG

c)

CAUCAGU

d)

CATCAGT

28.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
29.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
30.
Contains the bases adenine, uracil, cytosine and guanine
a)
DNA
b)
RNA
c)
Both
31.
What part of protein synthesis does this diagram represent?
a)
mRNA
b)
tRNA
c)
rRNA
d)
RNA
32.
What molecules do both DNA and RNA contain?
a)
uracil
b)
nucleotides
c)
thymine
d)
deoxyribose
33.
which process is shown?
a)
diffusion
b)
repiration
c)
recombination
d)
translation
34.
Which of the following is the template for the production of RNA within a cell?
a)
DNA
b)
protein
c)
ATO
d)
carbohydrate
35.
Which of the following best describes how DNA and RNA are similar?
a)
they both contain A and T
b)
They both have a double helix
c)
They are both composed of 5 different nucleotides
d)
they both have C and G
36.
What is the three base sequence of mRNA that codes for a single amino acid?
a)
Anticodon
b)
Codon
c)
Protein
37.

What is the location in the cell for translation?

a)

nucleus

b)

mitochondria in cytoplasm

c)

ribosome in cytoplasm

d)

chloroplast in cytoplasm

38.
What is the location in the cell for transcription?
a)
nucleus
b)
cytoplasm
c)
ribosome
d)
mitochondria
39.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
40.
Genetic info flows in one direction. Which best represents this flow?
a)
DNA-protein-RNA
b)
Protein-RNA-DNA
c)
RNA-protein-DNA
d)
DNA-RNA-protein
41.

Where are proteins assembled (put together) in a cell?

a)

Nucleus

b)

Ribosome

c)

Cell Membrane

d)

Muscles

42.
Which is not one of the three types of RNA?
a)
mRNA (messenger)
b)
rRNA (ribosomal)
c)
tRNA (transfer)
d)
nRNA (nitrogen)
43.
The codon (set of 3 nitrogen bases) codes for 1 of 20
a)
endoplasmic reticulum
b)
RNA
c)
genes
d)
amino acids
44.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
45.

The mRNA leaves the ________ to find the ribosome to make proteins.

a)

cell

b)

nucleotide

c)

nucleus

d)

mitochondrion

46.

DNA holds the code for making

a)

lipids

b)

carbohydrates

c)

proteins

d)

sugars

47.

Choose the sequence of the mRNA strand that would be match up with to the following strand:

GTAGTCA

a)

UATUAGA

b)

ACGACTG

c)

CAUCAGU

d)

CATCAGT

48.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
49.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
50.
Contains the bases adenine, uracil, cytosine and guanine
a)
DNA
b)
RNA
c)
Both
51.
What part of protein synthesis does this diagram represent?
a)
mRNA
b)
tRNA
c)
rRNA
d)
RNA
52.
What molecules do both DNA and RNA contain?
a)
uracil
b)
nucleotides
c)
thymine
d)
deoxyribose
53.
which process is shown?
a)
diffusion
b)
repiration
c)
recombination
d)
translation
54.
Which of the following is the template for the production of RNA within a cell?
a)
DNA
b)
protein
c)
ATO
d)
carbohydrate
55.
Which of the following best describes how DNA and RNA are similar?
a)
they both contain A and T
b)
They both have a double helix
c)
They are both composed of 5 different nucleotides
d)
they both have C and G
56.
What is the three base sequence of mRNA that codes for a single amino acid?
a)
Anticodon
b)
Codon
c)
Protein
57.

What is the location in the cell for translation?

a)

nucleus

b)

mitochondria in cytoplasm

c)

ribosome in cytoplasm

d)

chloroplast in cytoplasm

58.
What is the location in the cell for transcription?
a)
nucleus
b)
cytoplasm
c)
ribosome
d)
mitochondria
59.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
60.
Genetic info flows in one direction. Which best represents this flow?
a)
DNA-protein-RNA
b)
Protein-RNA-DNA
c)
RNA-protein-DNA
d)
DNA-RNA-protein
61.

Where are proteins assembled (put together) in a cell?

a)

Nucleus

b)

Ribosome

c)

Cell Membrane

d)

Muscles

62.
Which is not one of the three types of RNA?
a)
mRNA (messenger)
b)
rRNA (ribosomal)
c)
tRNA (transfer)
d)
nRNA (nitrogen)
63.
The codon (set of 3 nitrogen bases) codes for 1 of 20
a)
endoplasmic reticulum
b)
RNA
c)
genes
d)
amino acids
64.

Which mutation will cause translation to stop?

a)

Mutations 1 and 3 only

b)

Mutation 1 only

c)

Mutation 2 only

d)

Muations 1, 2, 3

65.

Identify the DELETION mutation form the following:

ATG CCA AAT

a)

ATG TCA AAT

b)

ATG CCT AAA T

c)

ATC CA AT

d)

ATG CCA AAT

66.

Why are insertion and deletion (frameshift) mutations so harmful?

a)

They change all of the codons from the mutation on down the line, which changes the amino acid sequence

b)

They insert things that an organism doesn't need.

c)

They often delete things that organisms need.

d)

Insertion and deletions are not any more harmful than substitution mutations.

67.

What mutation has occurred here?

T-G-A-C-C-A

T-G-A-G-C-A

a)

Substitution

b)

Deletion

c)

Insertion

d)

Frameshift

68.

ATTTGAGCC- Original

ATTGAGCC - Mutated

The example above is an example of a

a)

Insertion- Frameshift

b)

Deletion- Substitution

c)

Deletion -Frameshift

d)

All of the above

69.

A mutation is defined as:

a)

A change in the cell's structure

b)

Anything that changes in an embryo

c)

Any change in the physical features of a human

d)

A change in the DNA sequence

70.

DNA molecule segment is : TTACGCAAG

The mutated DNA segment is TTCGCAAG. This is an example of ___ mutation.

a)

Substitution

b)

Deletion

c)

Insertion

d)

Inversion

71.

Which of the following would result in a frameshift mutation?

a)

Insertions only

b)

Substitution only

c)

Deletion only

d)

Insertions and Deletions

72.

What mutation has occurred here?

T-G-A-C-C-A

T-G-A-G-C-A

a)

Substitution

b)

Deletion

c)

Insertion

d)

Frameshift

73.
Based on these results whose blood was found in the blood stain at the crime scene?
a)
Bob
b)
Sue
c)
John
d)
Lisa
74.
DNA fingerprinting works because
a)
Most genes are dominant
b)
Most people have DNA that contains repeats
c)
The most important genes are different among most people
d)
No two people, except identical twins, have exactly the same DNA 
75.
A new variety of rice called golden rice has been genetically modified to have  vitamin A. people in  starving countries can eat this rice and receive vitamin A. Without this rice people go blind from vitamin A deficiency. What word(s) below best describes this rice?
a)
Electrophoresis
b)
DNA fingerprint
c)
Genetically modified organism
d)
Clone
76.
In gel electrophoresis, smaller molecules move . . . 
a)
really slow
b)
really fast
c)
to the negative side
d)
to the positive side
77.
What applications can gel electrophoresis be used for?
a)
Parental Testing
b)
Criminal Investigations
c)
Sequence Endangered Species DNA
d)
All of the above
78.

Advantages of genetically modified crops include(s)

a)

insect resistance

b)

drought/freeze resistance

c)

higher amount of food produced

d)

all of these are reasons for using GMOs

79.

Concerns about genetically modified organisms include(s)

a)

risk to human health

b)

may be harmful to ecosystems

c)

seed/pollen contamination of organic farms

d)

all of these are valid concerns

80.

What is the first cloned mammal?

a)

goat

b)

cat

c)

sheep

d)

cow

81.
What process is shown in the picture?
a)
Gene therapy
b)
Cloning
c)
DNA Fingerprinting
d)
Gene Splicing
82.

What exactly is a designer baby?

a)

A child with naturally occurring DNA

b)

A child that wears very high-end clothes

c)

A child that has been engineered to have specific traits

83.
Bob was found dead in his home.  Crime scene analysis showed signs of a struggle.  Blood was collected from the crime scene, the victim, and three suspects.  Which suspect likely committed the crime? 
a)
Sue
b)
Lisa
c)
John
d)
None of these
84.
Which male is the father of this child?
a)
Male 1
b)
Male 2
c)
Neither could be the father
d)
Either could be the father
85.
Which male is the likely father?
a)
Male 1
b)
Male 2
86.

The technique that sorts DNA fragments according to size is called (a)   .

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