Biology AQA 3.2.2 Meiosis

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As Level Biology, revision on meiosis
evie.daines
Flashcards by evie.daines, updated more than 1 year ago
evie.daines
Created by evie.daines over 10 years ago
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Question Answer
WHAT IS MEIOSIS? The production of cells that are genetically different
Haploid One set of chromosomes
Diploid Two sets of chromosomes
Haploid cells are from one parent In meiosis they line up in different ways to produce different homologous pairings
Four haploid cells are produced during meiosis Independent segregation: different combinations of chromosomes- from parent and father cell
Crossing over of chromatids during meiosis when they pair up, the chromosomes can sometimes twist up. the chromosomes contain the same genes, but have different alleles.
Allele An alternative form a gene
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