Deviations From Mendel’s Ratios (HSC SSCE Biology): Quizzes
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Practise the questions
10 questions from this quiz
Which parent's gamete determines the biological sex of offspring in humans?
Which parent's gamete determines the biological sex of offspring in humans?
Male gamete
Why do X-linked recessive disorders appear more frequently in males than females?
Why do X-linked recessive disorders appear more frequently in males than females?
Males are hemizygous for X-linked genes
What is a carrier female for an X-linked trait?
What is a carrier female for an X-linked trait?
Female with one mutant allele, no symptoms
What phenotypic ratio results when two pink snapdragons are crossed?
What phenotypic ratio results when two pink snapdragons are crossed?
red : pink : white
How does codominance differ from incomplete dominance?
How does codominance differ from incomplete dominance?
Both alleles fully expressed vs blended
Which genotypes produce Type A blood in the ABO system?
Which genotypes produce Type A blood in the ABO system?
or
What is the dominance relationship between and alleles?
What is the dominance relationship between and alleles?
Codominant
An individual with chromosomes develops as which sex?
An individual with chromosomes develops as which sex?
Male
In a cross × , what percentage of male offspring are affected?
In a cross × , what percentage of male offspring are affected?
How do multiple alleles differ from polygenic traits?
How do multiple alleles differ from polygenic traits?
One gene, 3+ alleles vs many genes