Combined Science GCSE
Meiosis
What Meiosis means in Combined Science GCSE, as defined for AQA.
Definitions of Meiosis
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Reference: AQA
The process during which the X and Y chromosomes separate, so a male produces roughly equal numbers of X-bearing and Y-bearing sperm.
More likely when the context involves gametes or genetic variation, rather than growth, repair or replacement of body cells.
A process in reproductive organs where genetic information is copied and the cell divides twice to form four gametes.
A type of cell division in which a cell divides twice to form four gametes, each with a single set of chromosomes.
A cell divides twice to give four gametes, each genetically different from the parent and from the other gametes.
A process in which copies of the genetic information are made and the cell divides twice to form four gametes.
Topics that use Meiosis
- Meiosis (AQA GCSE)
- Mitosis and the cell cycle (AQA GCSE)
- Sex determination (AQA GCSE)
- Sexual and asexual reproduction (AQA GCSE)
Related terms
- Gametes
- DNA replication
- Fertilisation
- Genetic continuity
- Mitosis
- Zygote
- Cell cycle stages
- Cell differentiation
Using Meiosis in the exam
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