dominant
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environment1) The area in which something exists or lives |
fertilisation1) The fusion of male and female gametes nucleus to form a zygote; of sperm and ova in an animal or pollen and ovule in a plant |
forensic???? |
gene
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generation
2) The act of producing offspring or multiplying by such production 3) All the people living at the same time or of approximately the same age |
genetics1) The branch of biology that studies heredity and variation in organisms |
genotype1) The alleles present in the genetic make up of an individual. e.g. the genotype of a human male is XY (the X and Y are alleles). (Adapted from Edexcel GCSE SCience and Data Resource Book, UG005206) |
heterozygous1) An individual who inherits two alternative alleles for a feature. e.g. Tt, XY (adapted from Edexcel GCSE SCience and Data Resource Book, UG005206) |
homozygous1) An individual who inherits identical alleles for a feature from the parent e.g. TT, tt or XX (adapted from Edexcel GCSE SCience and Data Resource Book, UG005206) |