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BIO Protein Synthesis

Total questions: 40

Worksheet time: 36mins

Name
Class
Date
1.

Which of the following are differences in the structure between RNA and DNA

a)

DNA uses deoxyribose sugar, RNA uses sugar ribose

b)

DNA pairs Adenine with Uracil, RNA pairs Adenine with Thymine

c)

DNA is a double helix, RNA is a single helix

d)

DNA pairs Adenine with Thymine, RNA pairs Adenine with Uracil

2.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

3.

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

4.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

5.

These building blocks consist of a sugar, phosphate, and nitrogen base.

a)

Ribose

b)

Nucleotide

c)

Gene

d)

Protein

6.

A string of nucleotides that contain the information to make a specific protein

a)

Ribose

b)

Amino Acids

c)

tRNA

d)

Gene

7.

During translation, this type of ribonucleic acid is responsible for delivering amino acids to help make a protein.

a)

mRNA

b)

rRNA

c)

tRNA

d)

dRNA

8.

There are a total of ____ different amino acids

a)

20

b)

1

c)

4

d)

unlimited

9.

How many amino acids are found on one tRNA?

a)

20

b)

4

c)

1

d)

3

10.

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

a)

UUGACUU

b)

TTGACTT

c)

AACTGAA

d)

AACUGAA

11.
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
12.
What is the term for a three-nucleotide sequence that codes for an amino acid?
a)
base
b)
codon
c)
amine
d)
serine
13.
Which phrase best describes translation?
a)
converts mRNA into a polypeptide
b)
catalyzes bonds between amino acids
c)
produces RNA from DNA molecules
d)
recycles tRNA molecules for reuse
14.
Which of the following is the site of transcription?
a)
vacuole
b)
lysosome
c)
nucleus
d)
ribosome
15.
Which of the following is created in the nucleus and carries the genetic code to the cytoplasm?
a)
DNA
b)
tRNA
c)
mRNA
d)
rRNA
16.
What would happen if we did not have start codons?
a)
Polypeptide chains would continue to grow
b)
Amino acids would bind to tRNA
c)
Protein synthesis wouldn't occur
d)
mRNA would form a double strand
17.
which process is shown?
a)
diffusion
b)
repiration
c)
recombination
d)
translation
18.
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
19.
The DNA sequence ATCAGCGCTGGC is part of a gene. how many amino acids are coded for by this message?
a)
4
b)
8
c)
12
d)
20
20.
What is the relationship between a protein, the cell, and DNA?
a)
DNA is produced by protein which is produced in the cell
b)
Protein is composed of DNA which is produced in the cell
c)
DNA controls the production of protein in the cell
d)
A cell is composed of DNA and protein
21.
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
22.
Which process?
a)
mutation
b)
transcription
c)
respiration
d)
translation
23.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
24.
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
25.
Which component of DNA determines the traits of an organism? 
a)
Nitrogen Bases
b)
Sugar-Phosphate Backbone
c)
Hydrogen bonds
26.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
27.

Which of the following occurs when RNA polymerase attaches a promoter DNA?

a)

elongation of mRNA

b)

termination of mRNA

c)

initiation of a protein

d)

initiation of mRNA

28.

A gene is

a)

the same as a chromosome

b)

the info for making a polypeptide

c)

made of RNA

d)

made of protein

29.

During the process of translation, ​ (a)   matches a codon with the proper amino acid.

Choose from the below words

ATP

polymerase

mRNA

a ribosome
30.

When RNA is being made, the RNA base ____ always pairs with the base ___ in DNA.

a)

U-T

b)

T-G

c)

U-A

d)

A-U

31.

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

32.

What is the role of RNA polymerase in transcription?

a)

Unzips DNA strands and builds mRNA

b)

Unzips RNA Strands

c)

Builds mRNA

d)

Builds DNA

33.

Specific base sequences on a DNA strand that can bind to RNA polymerase to initiate transcription.

a)

primase

b)

promoter

c)

primer

d)

polymerase

34.

Each tRNA molecule can code for only one amino acid.

a)

True

b)

False

35.

After coping the code from DNA, mRNA goes through a process called ________. This is where introns are cut out and exons are put together to form the final mRNA sequence.

a)

translation

b)

transcription

c)

splicing

d)

replication

36.

A single gene can produce many different mRNA molecules to create different proteins for different tissues because of

a)

transcription

b)

translation

c)

duplication

d)

splicing

37.
Which amino acid is made from the RNA codon UUA?
a)
Phenylalanine
b)
Leucine
c)
Serine
d)
Tyrosine
38.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
39.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
40.

Which amino acid is made from the RNA codon UUU?

a)
Phenylalanine
b)
Leucine
c)
Serine
d)
Tyrosine

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