Quiz : DNA replication (with some DNA structure review)
In the diagram below, which number indicates helicase?
1
which number is DNA Polymerase III
2
In the diagram below, which number indicates an RNA primer?
4
which number indicates the leading strand
6
In the diagram below, which number indicates a replication fork?
7
In the diagram of a DNA molecule below, which number represents hydrogen bonds?
7
In the diagram below, which letter indicates helicase?
A
which letter is showing the origin of replication
A
In the diagram below, which letter is pointing to the single strand binding proteins?
B
which letter indicates the leading strand
D
In the diagram below, which letter is pointing to primase?
E
which letter indicates the lagging strand
H
Each of the following is a step in DNA replication. The correct order of these steps is I. An enzyme connects the sugars and phosphates of adjacent nucleotides. II. Following the base pairing rules, new nucleotides bond with the template strand III. An enzyme separates the two strands
III, II, I
In the diagram below, which letter is pointing to DNA ligase?
J
In the diagram of a replication bubble below, which letter is pointing to the lagging strand?
L
Adenine is complementary to
Thymine
The monomers of protein are
amino acids
In DNA, the orientation of the two complementary strands is
anti - parallel
which letter is helicase
b
which letter indicates a replication fork
e
DNA polymerase 1
enzyme responsible for replacing the RNA primer with DNA nucleotides
In the diagram below, which letter is pointing to Okazaki fragments?
g
REVIEW: In DNA, cytosine is complementary to
guanine
The bonds that connect complementary nucleotides are _______ bonds.
hydrogen
The bonds that helicase breaks are
hydrogen
In the diagram below, which letter indicates a replication fork?
i
which letter is pointing to the leading strand?
j
In the diagram below, which letter is pointing to DNA polymerase 1?
k
Which of the enzymes below is the one that creates sugar-phosphate bonds connecting adjacent DNA fragments?
ligases is the enzyme that connects one DNA section or fragment to another one.
The monomers of DNA are
nucleotides
Which of the enzymes below is the one that lays down a short primer of RNA, allowing DNA polymerase III to start attaching new DNA nucleotides to the growing strand?
primase
The result of DNA replication is a new molecule composed of one new strand, and one old strand (from the parent molecule). A way to describe this is ______-______ replication.
semi - conservative
Which of the molecules below bind to the exposed DNA strands and prevent them from rebinding to one another.
single strand binding proteins
