Biology Quiz 12-2 Question Preview (ID: 33322)


DNA Replication. TEACHERS: click here for quick copy question ID numbers.

What is the first step in DNA replication?
a) The DNA unzips
b) The nucleotides are added
c) the DNA unwinds
d) The DNA doubles

What is the second step in DNA replication?
a) The DNA unzips
b) The nucleotides are added
c) the DNA unwinds
d) The DNA doubles

What is the last step in DNA replication?
a) The DNA unzips
b) The nucleotides are added
c) the DNA unwinds
d) The DNA doubles

The replication of a molecule of DNA results in four copies of the same gene.
a) True
b) False
c)
d)

Which of the following DNA strands is complimentary to AATGCGTCC?
a) AATGCGTCC
b) TTACGCAGG
c) TTTCGCAGG
d) TTACGGAGG

If a nucleotide contains uracil it is RNA.
a) True
b) False
c)
d)

In eukaryotes, DNA is located in the
a) cytoplasm
b) mitochondria
c) ribosomes
d) nucleus

The first step in DNA replication is the unwinding of the strand.
a) True
b) False
c)
d)

During DNA replication, a strand of DNA that has the bases CTAGGT produces a strand with the bases
a) TCGAAC
b) GATCCG
c) GATCCA
d) CATCCA

Before DNA can copy itself the hydrogen bonds between bases must be broken
a) True
b) False
c)
d)

DNA replication results in two DNA molecules
a) each with two new strands
b) one with two new strands and one with two original strands
c) each with one new strand and one original strand
d) each with two original strands

When the bonds are broken between bases during replication, heat is released
a) true
b) False
c)
d)

DNA is copied during a process called
a) translation
b) replication
c) transcription
d) transformation

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