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Inheritance

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    Inheritance
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  • Name for different forms of the same gene.
    Alleles
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  • Name of DNA structure.
    Double helix
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  • Name for when the same alleles are being carried.
    Homozygous
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  • Name for when different alleles are being carried.
    Heterozygous
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  • An allele that has a stronger influence on characteristic expressed.
    Dominant
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  • An allele that has a weaker influence on characteristic expressed.
    Recessive
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  • Word for characteristic expressed by alleles e.g. blue eyes
    Phenotype
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  • The alleles being carried e.g Ff
    Genotype
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  • First generation cross.
    F1 cross
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  • Second generation cross
    F2 cross
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  • Where DNA is found in a cell.
    Nucleus
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  • What sections of DNA are called.
    Genes
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  • The number of nucleotide chains found in DNA
    2
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  • Bb - homozygous or heterozygous?
    Heterozygous
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  • Number of chromosomes in human body cells.
    23 pairs (46)
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  • What genes are carried on inside a nucleus.
    Chromosomes
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