You and Your genes 0.0 / 5 ? ScienceGenetic variationGCSENone Created by: princesspegahCreated on: 26-02-15 18:25 Where in a body's cells are chromosomes found? Chromosomes are found in the nucleus 1 of 7 What is the unit of inheritance called? The unit of inheritance is called the gene 2 of 7 What are alleles? Different forms of a gene 3 of 7 To have cystic fibrosis, how many faulty alleles must an individual have inherited from their parents? To have cystic fibrosis, an individual must have inherited two faulty alleles from their parents; one from their father and one from their mother 4 of 7 Why are identical twins similar to each other? Identical twins are very similar to each other, mainly because they have identical genetic information 5 of 7 You only need one copy of the faulty allele to have Huntington's disease. This means the allele is: It means the allele is dominant 6 of 7 Human body cells each contain: Human body cells each contain 23 pairs of chromosomes 7 of 7
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