What is a dominant allele?, Masks recessive, Only in females, Only in homozygous, Always recessive, What is a recessive allele?, Only in males, Masked by dominant, Always expressed, Controls phenotype only, What is a genotype?, A chromosome pair, Physical appearance, A sex cell, gene content, What is a phenotype?, Chromosome number, Allele symbols, Observable characteristics, DNA sequence only, Which genotype is heterozygous?, A, aa, Aa, AA, Which genotype is homozygous recessive?, A_, AA, Aa, aa, Which blood group genotype can produce type O offspring with another carrier?, IBIB, IOi, IAIB, IAIA, Which blood type is the universal donor (ABO only)?, O, B, AB, A, Colour blindness is usually inherited as a ____ trait., X-linked recessive, Autosomal dominant, Mitochondrial, Y-linked dominant, Why are males more often colour blind?, Stronger dominance, One X chromosome, Extra alleles, Two X chromosomes

Inheritance (Grade 10)

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