biology 6.1-7.4 0.0 / 5 ? BiologyDNA and inheritanceGCSEAQA Created by: princess_louCreated on: 16-05-16 19:50 where are genes found? in the chromosones 1 of 17 what do genes control? development of characteristics(eye colour) 2 of 17 explain which type of reproduction produces geneticly indentical offspring(babies)? asexual reproduction because there is only set of genes 3 of 17 explain which type of reproduction leads to variation of the off spring(babies)? sexual 4 of 17 what are the two factors that control our chracteristics? genes (eye colour) and enviomental(peircings) 5 of 17 name a quick,cheap way of clonning plants? taking cuttings 6 of 17 why is it more differcult to successfully clone animals than plant? animal embryos must be split 7 of 17 name two cells needed for adult clonning (animals)? skin and egg 8 of 17 what is used to cut genes out? enzymes 9 of 17 why do farmers grow gm crops? they will get a higher yield =more money 10 of 17 how long ago did life begin on earth? 3 billion years ago 11 of 17 what name was given to darwins theory? natural selection 12 of 17 which birds did darwin observe? finches 13 of 17 why do organisms show a wide range of variation? difference in genes 14 of 17 why are mutated genes sometimes an advantage? envonment changes the gene may control the organism that is better adaptied conditions 15 of 17 what are the main kingdoms of living organisms? animals, plans and microorganisms 16 of 17 why is it useful to draw evolutionary trees? they show relationships between organisms 17 of 17
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