biology 1 2.5 / 5 based on 3 ratings ? BiologyGCSEOCR Created by: Widdam InmossCreated on: 07-04-13 18:13 What is inside the nucleus of a cell? chromosomes made of long dna 1 of 10 how many chromosomes is an fertilised embryo? 46 (23 pairs) 2 of 10 your weight is affected by what factor? enviromental 3 of 10 what are alleles? different versions of the same gene 4 of 10 what are unspecialised cells? cells that have all characteristics turned off 5 of 10 What are the 4 bases of DNA? ACGT 6 of 10 What gene overpowers other genes? dominant 7 of 10 What disease means you may not live to reach the age of 20? cystic fibrosis (recessive) 8 of 10 Can cystic fibrosis be carried through family? yes because it is recessive, and recessive genes can be carried 9 of 10 Can huntingtons disease be carried through family? No because it is dominat, and dominant genes can't be carried 10 of 10
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