Name ________________________________
Date _______________
DNA Quiz
1) What does DNA stand for?
2) What are the three main parts of a nucleotide (DNA)?
3) In DNA replication…
T pairs with ____
G pairs with ____
A pairs with ____
C pairs with ____
4) Write the complementary base pairs for DNA replication to the sequence:
ATT GCC GCG TTA ATA GCC
TAA ____ ____ ____ ____ ____
5) What enzyme unzips/unwinds DNA?
a) Helicase
b) Polymerase
c) Ligase
6) What enzyme joins/links DNA?
a) Helicase
b) Polymerase
c) Ligase
Name ________________________________
Date _______________
7) What enzyme pairs DNA?
a) Helicase
b) Polymerase
c) Ligase
8) What is the central dogma of biology?
_____
→ _____ → _________
9) What is the shape of DNA called?
10) Now comes the tricky part!
It is your job (using only your toothpicks, marshmallows, and Twizzlers) to create your
own DNA molecule. Remember to wind the molecule up into its appropriate shape.
Once you have completed this task, along with creating your own key and answering
the two questions as shown below, call me over to have your work checked and signed.
Key
a) What do the marshmallows
represent?
b) What do the Twizzlers
represent?
Teacher’s Signature: __________________________