B1 - You and your genes 0.0 / 5HideShow resource informationBiologyCells, tissues and organsGCSEAll boardsCreated by: psychology1299Created on: 23-04-15 20:28 649352178 Across 1. Formed when a single egg is fertalised by sperm and the embryo splits into two. Two separate embryos develop. (9, 5) 6. Genetically identical organisms with the same genes and alleles. (6) 8. Grow to form a new identical plant. (5) 9. Carries a gene which makes an embro develop into a male as it grows. This gene causes a specific protein to be produced which causes development of testes. (1, 10) Down 2. Characteristics an organism displays (9) 3. Move out from base of plant and form new plants at their tips. (10, 5) 4. Unspecialised and found in early embryos. Have the potential to turn into any kind of cell. (9, 4, 5) 5. Caused by a faulty recessive allele. Symptoms include chest infections, difficulty in breathing/digesting food. (6, 8) 6. Controlled either by genes, environmental factors or a combination of both (15) 7. Have 23 single chromosomes (3, 5)
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