Cell Cycle 1
Cell Cycle 2
DNA Replication 1
DNA Replication 2
Cancer
100
The location in which chromosomes are replicated.
What is the nucleus?
100
This cell is in which phase?
What is Anaphase? Alt answer: Mitosis
100
What is the process in the image called?
What is Replication?
100
What is the first step in DNA replication?
strands are unzipped (by helicase)
100
What is cancer?
Unregulated cell division
200
Name the cell cycle phase:
- chromatin is condensed
- spindle fibers are visible
- the nuclear membrane looks like it is disappearing
What is prophase?
200
What happens between mitosis and G1?
cytokenesis
200
What are the three components that make up a nucleotide?
phosphate group, sugar, nitrogen base
200
What is the complimentary base sequence of the following strand?
1: 3' GCGTAC 5'
2: 5' ?????? 3'
CGCATG
200
What normally happens to cells when there are too many errors to correct? Use the scientific term.
Apoptosis
300
This cell under a microscope is undergoing which phase?
Anaphase
300
The phases in the image are out of order. List the phases in the order that they occur in mitosis.
What is ZXWY?
300
What makes one nucleotide different from another?
the nitrogen base
300
What enzyme adds new nucleotides to the new DNA strand?
DNA polymerase III
300
What are the purpose of cell checkpoints?
To ensure that everything is correct before the cell continues in cell division
400
What is the purpose of mitosis?
creates two genetically identical daughter cells
400
During which phase does the process in the image occur?
What is Interphase or Synthesis?
400
What does semi-conservative replication mean?
Each new DNA molecule is made up of one new strand and one original strand
400
What are the names (not letters) of the four DNA nitrogen bases?
Adenine, Guanine, Cytosine, Thymine
400
When certain genes are turned off, cancer is allowed to replicate out of control. What are these genes called?
tumor suppressor genes