B13.1 - Asexual and Sexual reproduction 1.0 / 5 based on 1 rating ? BiologyVariation and reproductionGCSEAQA Created by: fuzz.yCreated on: 18-10-17 19:37 What is sexual reproduction? two parents' gametes combine to produce offspring that are genetically different to them 1 of 12 What process does Sexual reproduction occur by? Meiosis 2 of 12 What do both parents produce? gametes e.g egg & sperm 3 of 12 How many chromosomes does each gamete have? 23 chromosomes 4 of 12 What is the full number of chromosomes that a cell has? 46 chromosomes 5 of 12 What actually happens in sexual reproduction? the egg and sperm fuse (fertilisation) and form a cell (43 chromosomes) 6 of 12 What does fertilisation mean for the offspring? VARIATION - the mixture of genetic info means that the offspring inherits features from both parents 7 of 12 What type of reproduction do flowers do? SEXUAL - they have an egg but their sperm is pollen 8 of 12 What is Asexual reproduction? there is one parent so offspring are genetically identical 9 of 12 What process does Asexual reproduction occur by? Mitosis 10 of 12 What is another term for genetically identical offspring? Clones 11 of 12 What organisms reproduce asexually? Bacteria, fungi & Aphids 12 of 12
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