DNA Replicatoin Practice Test Questions

Molcular Genetics: Replication
 Practice Test Questions

from Science Prof Online


Molecular Genetics: Replication
Review Questions

Free review questions to help students better understand
 DNA Replication.

DNA Replication Sample Test Questions

1. Which is true about the pairing of bases in the DNA molecule?

a. purines always pair with pyrimidines
b. a single ring base pairs with another single ring base
c. a double ring base pairs with another double ring base
d. purines pair with purines and pyrimidines with pyrimidines

2. If this is the base sequence of a strand of DNA (A T G C C T), what  would be the base sequence of the complimentary DNA strand?

a. T A C G G A  
b. A T G C C T  
c. U A C G G A  
d. A U G C C U  
e. D O N T N O

3. Where does replication occur in eukaryotic cells?

a. wherever there is DNA
b. only in the nucleus
c. only in the ribosome
d. only in the mitochondria

4. Replication is when...

a. proteins are made
b. RNA is made from the DNA template
c. another copy of DNA is made
d. DNA is made from the RNA template

5. DNA is an organic polymer (a big molecule) composed of monomers (building blocks) called…

a. amino acids
b. nucleic acids
c. nucleotides
d. phospholipids
e. peptides

6. Where does the energy come from for DNA polymerization?

a. ATP
b. the sugar energy of the new nucleotide
c. breaking of a phosphate bond from the new nucleotide
d. ADP

The following questions are designed to help students better understand this topic. All questions are based on material that can be found on the Molecular Genetics: Replication Lecture Main Page.
DNA Replication Image by Madprime

Page last updated: 2/2016
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7. The fact that DNA is "antiparallel" means that...

a. one strand is perpendicular to another
b. that each of the strands are exactly the same as each other
c. that the 2 strands are each constructed in opposite directions
d. that the strands are mirror images of each other

8. Where along the parent DNA strand does synthesis of the new DNA strand take place?

a. outside of the replication bubbles
b. at the forks of the replication bubbles
c. forks are used to pop the replication bubbles
d. only in areas were the DNA is "zipped up"

9. Each nucleotide monomer is composed of...

a. a sugar, one or more phosphate groups and a base
b. a base amino group, acidic carboxyl group and a hydrogen atom 
c. amino acids
d. peptide bonds
e. DNA

​10. The chromosome of a prokaryote is called a...

a. nucleus   b. nucleolus   c. plasmid   d. nucleois   e. RNA