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Unit 4 Review
Test Description: DNA Replication Protein Synthesis
Instructions: Answer all questions to get your test result.
1) C C G T A C What would the mRNA complement of the above DNA strand be?
A
GGCAUG
B
AAUTA
C
GGCATG
D
CCGATG
2) Which structural component do DNA and RNA have in common?
A
Uracil
B
Phosphate Molecules
C
Deoxyribose Sugar
D
Double Stranded Backbone
3) A scientist treats a cell with a chemical that destroys the ribosomes. As a result, which cell process will be stopped?
A
Diffusion
B
Cell Respiration
C
Osmosis
D
Protein Synthesis
4) In DNA, which of the following determines the traits of an organism?
A
Strength of Nitrogen Bases
B
Amount of Adenine
C
Sequence of Nitrogen Bases
D
Number of Sugars
5) What is the backbone of DNA made up of?
A
phosphate molecules and deoxyribose sugars
B
phosphate molecules and ribose sugars
C
nitrogenous bases and deoxyribose sugars
D
nitrogenous bases and ribose sugars
6) T-A-C-G-T-A-G-G-T-A-G-T The maximum number of amino acids being coded for by the DNA template or master strand shown below would be
A
4
B
3
C
2
D
5
7) Which type(s) of RNA is(are) involved in protein synthesis?
A
transfer RNA only
B
mRNA, rRNA, and tRNA
C
messenger RNA only
D
ribosomal RNA and transfer RNA only
8) In RNA which base pairs with Adenine?
A
Thymine
B
Uracil
C
Cytosine
D
Adenine
9) What is a combination of three base pairs called in DNA?
A
anticodon
B
mean
C
antimean
D
codon
10) Where does DNA replication occur?
A
Mitochondria
B
Ribosomes
C
Nucleus
D
Cytoplasm
*select an answer for all questions
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