Reproduction (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
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Meiosis definition
Meiosis definition
Formation of 4 non-identical cells from 1 cell
Mitosis definition
Mitosis definition
Formation of 2 identical cells from 1 cell
What is sexual reproduction?
What is sexual reproduction?
Joining of male and female gametes
Gametes in animals
Gametes in animals
Sperm and egg cells
Gametes in flowering plants
Gametes in flowering plants
Pollen and egg cells
Process forming gametes
Process forming gametes
Meiosis
How many chromosomes in a normal cell?
How many chromosomes in a normal cell?
46 chromosomes
How many chromosome pairs in a normal cell?
How many chromosome pairs in a normal cell?
23 pairs
How many chromosomes in a gamete?
How many chromosomes in a gamete?
23 chromosomes
Process where gametes fuse
Process where gametes fuse
Fertilisation
Result of sexual reproduction
Result of sexual reproduction
Variation in offspring
How many parents in asexual reproduction?
How many parents in asexual reproduction?
One parent
Process in asexual reproduction
Process in asexual reproduction
Mitosis
Genetic mixing in asexual reproduction
Genetic mixing in asexual reproduction
None/no mixing
Offspring of asexual reproduction
Offspring of asexual reproduction
Clones (genetically identical)