B2 Topic 1 - Building Blocks of Cells 0.0 / 5 ? BiologyDNA and inheritanceGCSEEdexcel Created by: CharlotteHardyCreated on: 25-10-14 18:16 Pairs with Thymine Adenine 1 of 13 Pairs with Guanine Cytosine 2 of 13 A cell that has two sets of chromosomes Diploid 3 of 13 Division of a parent cell that produces two genetically identical diploid cells Mitosis 4 of 13 A sex cell (egg or a sperm cell) Gametes 5 of 13 Containing a single set of chromosomes Haploid 6 of 13 A fertilised egg cell Zygote 7 of 13 Division of parent cell that produces genetically different haploid cells Meiosis 8 of 13 Unspecialised cell that can divide to produce more stem cells or different kinds of specialised cell. Stem Cell 9 of 13 When a strand of mRNA is produced by complementary pairing of bases with one strand of DNA in the nucleus Transcription 10 of 13 A base only found in RNA, which replaces the base thymine found in DNA Uracil 11 of 13 Liquid gel which makes up a lot of the body of a cell and is where chemical reactions take place Cytoplasm 12 of 13 A change in the base sequence of DNA Mutation 13 of 13
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