[OLD] DNA - Cell Cycle Flashcards
1
Q
What is Binary Fission?
A
How bacteria divide
2
Q
Do bacteria have mitochondria?
A
No, they are too small
3
Q
Do bacteria have plasmids?
A
Yes
4
Q
Do bacteria have chromosomes?
A
No, they have a single loop of DNA
5
Q
What protects bacteria?
A
A slime layer on their outside
6
Q
G1
A
First growth phase:
Carries out normal job
Makes extra organelles
7
Q
S
A
Synthesis:
DNA replication
Checked for errors by proof-reading enzymes
8
Q
G2
A
Second growth phase:
Other organelles made
Cytoskeleton breaks up
9
Q
M
A
Mitosis:
A nucleus divides into 2
10
Q
What is interphase?
A
G1, S, G2
11
Q
Prophase
A
Chromosomes pair up
12
Q
Metaphase
A
Chromosomes are in the middle
13
Q
Anaphase
A
Chromosomes move away to opposite ends
14
Q
Telophase
A
New nuclei form on each side
15
Q
Cytokinesis
A
Cell divides into 2
