1.3 - Producing New Cells Flashcards
1
Q
What it a diploid cell?
A
A cell with two matching sets of chromosomes.
2
Q
What it it called when DNA copies itself?
A
Replication.
3
Q
What it a replicated chromosome called?
A
A chromatid.
4
Q
What are the cells produced by a parent cell called?
A
Daughter cells.
5
Q
Describe the key events in mitosis.
A
- chromosomes replicate and become pairs of chromatids.
- they line up at the equator
- spindle fibres pull chromatids to opposite poles
6
Q
Give examples of factors controlled in cell culture.
A
- temperature
- pH
- oxygen levels
7
Q
How might you sterilise equipment for cell culture?
A
Heating it.
8
Q
What are aseptic techniques?
A
Procedures which prevent contamination.
9
Q
What is a chromosome compliment?
A
The number and type of chromosomes in a cell.
