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Unit 4-Protein Synthesis

Total questions: 25

Worksheet time: 32mins

Name
Class
Date
1.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
2.
The process to go from DNA to mRNA is _______
a)
translation
b)
transcription
c)
replication
3.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
4.

DNA is the template for

a)

amino acids

b)

tRNA

c)

mRNA

d)

sugars

5.
Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand: 
GTAGTCA
a)
UATUAGA
b)
ACGACTG
c)
CAUCAGU
d)
CATCAGT
6.
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
7.

What amino acid is represented by the codon UUA?

a)

Phenylalanine

b)

Tyrosine

c)

Leucine

d)

Stop codon

8.
What process is going on in this photo? 
a)
Transcription 
b)
Translation 
c)
Replication 
d)
All the above 
9.

What is the location in the cell for translation?

a)

nucleus

b)

mitochondria

c)

cytoplasm

d)

chloroplast

10.

What is the three base sequence of mRNA that codes for a single amino acid?

a)

Anticodon

b)

Codon

c)

Protein

d)

DNA

11.

Where in the cell does transcription occur?

a)

nucleus

b)

cytoplasm

c)

ribosome

d)

mitochondria

12.
Which is the mRNA molecule that would be transcribed from this DNA template:
TGGCAAGTACGT
a)
ACCGTTCATGCA
b)
UGGCAAGUACGU
c)
UCCGUUCUUGCU
d)
ACCGUUCAUGCA
13.

What is the product of transcription?

a)

mRNA molecule

b)

double stranded DNA

c)

amino acids

d)

protein

14.

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

15.

Why must transcription occur where DNA can be found?

a)

because DNA can't leave the nucleus

b)

because ribosomes are in the nucleus

c)

because DNA polymerase is found there

d)

because helicase unzips the DNA

16.

How do you know when to STOP translating a strand of mRNA?

a)

look for the STOP codon

b)

stop at the end of the strand

c)

you don't

d)

when Ms. Mallouh tells me to

17.

How do you know when to begin translating a strand of mRNA?

a)

look for AUG

b)

start at the beginning

c)

look for ATG

d)

when Ms. Mallouh tells me to

18.

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

19.

A mutation in which only 1 nucleotide is changed is called a:

a)

Frameshift Mutation

b)

Deletion Mutation

c)

Substitution Mutation

d)

Insertion Mutation

20.

ATTTGAGCC- Original

ATTGAGCC - Mutated

The example above is an example of a

a)

Insertion

b)

Point mutation

c)

Deletion

d)

Substitution

21.

A type of substitution in which the letter changes, but the amino acid DOES NOT change is called

a)

Missense

b)

Nonsense

c)

Silent

d)

Deletion

22.

This type of substitution mutation that codes for a stop codon

a)

Missense

b)

Nonsense

c)

Silent

d)

Deletion

23.

A mutation where 1 amino acid changes is a

a)

missense mutation

b)

nonsense mutation

c)

frameshift mutation

d)

silent mutation

24.

Where will this organism HAVE hair?

a)

Tail and legs

b)

Head only

c)

Head, tail, and legs

d)

No hair at all

25.

What traits does this person have

a)

Hitch hiker thumb and tongue rolling

b)

Hitch hiker thumb

c)

Tongue rolling

d)

None