Biology GCSE
Two-stage nuclear division
What Two-stage nuclear division means in Biology GCSE, as defined for AQA.
Definition of Two-stage nuclear division
Check what you remember
Read the wording for your board, then hide it and explain Two-stage nuclear division in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The cell divides twice: the first division separates homologous chromosomes, and the second separates the sister chromatids.
Topics that use Two-stage nuclear division
- Meiosis (AQA GCSE)
Related terms
- Cell differentiation
- DNA replication before division
- Fertilisation
- Inheritance
- Mitosis and growth
- Diploid number
- Embryo development
- Haploid gamete formation
Using Two-stage nuclear division in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Biology questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge