Meiosis (OCR GCSE Biology A, Combined (Gateway Science Suite)): Flashcards
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Number of cells meiosis produces from one cell
Number of cells meiosis produces from one cell
Four non-identical cells
Where does meiosis occur?
Where does meiosis occur?
Reproductive organs
Type of cells formed by meiosis
Type of cells formed by meiosis
Gametes
How many copies of each chromosome in a gamete?
How many copies of each chromosome in a gamete?
One copy of each chromosome
Chromosomes in each cell after first meiosis division
Chromosomes in each cell after first meiosis division
46
Number of chromosomes in each gamete
Number of chromosomes in each gamete
23
Why gametes are genetically different
Why gametes are genetically different
Chromosomes are shuffled during meiosis
What is the process when gametes join?
What is the process when gametes join?
Fertilisation
Number of chromosomes after fertilisation
Number of chromosomes after fertilisation
46 (the normal number)
Type of division that occurs after fertilisation
Type of division that occurs after fertilisation
Mitosis
What forms from dividing cells after fertilisation?
What forms from dividing cells after fertilisation?
Embryo
Term for cells taking on different roles
Term for cells taking on different roles
Differentiation