2. Okazaki fragments form on the:
lagging strand
leading strand
base-pairs
5' end

3. Which of the following is required for DNA replication to occur?
DNA helicase
DNA ligase
DNA polymerase
all of these

4. A nucleotide consists of:
a nitrogen base
a nitrogen base and a sugar
a nitrogen base, sugar, and phosphate
two nitrogen bases, a sugar, and a phosphate

5. The element that transformed the bacteria in Griffith's experiments was:
protein
capsules
DNA
heat

6. The Hershey-Chase research finally proved that:
bacteria could be transformed
DNA was the molecule of heredity
DNA was in the shape of a double helix
bases paired in a predictable way (A's to T's and G's to C's)

7. The "rungs" of the DNA ladder are made of:
phosphates & bases
sugars
sugars & phosphates
bases

8. Before the Hershey-Chase experiment, many scientists believed that ____ carried the hereditary information.
proteins
phages
helicase
the plasma membrane

9. In order to transform to a virulent form of bacteria, non encapsulated bacteria must:
divide
be exposed to killed capsulated bacteria
be exposed to radioactive phosphorous
infect a host

10. A DNA strand has the following bases: A A G C C A. What are the bases on its complimentary strand?
A A G C C A
A C C G A A
T T C G G T
C C A T T C

Score =
Correct answers: