Pedigree Analysis (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What do pedigree charts primarily show?
What do pedigree charts primarily show?
How traits pass through generations
In pedigree charts, which symbol represents females?
In pedigree charts, which symbol represents females?
Circles
What does a double horizontal line between two symbols indicate?
What does a double horizontal line between two symbols indicate?
Consanguineous breeding (inbreeding)
How are generations labeled in pedigree charts?
How are generations labeled in pedigree charts?
Roman numerals (I, II, III)
Which is true for autosomal dominant traits?
Which is true for autosomal dominant traits?
Cannot skip a generation
Which example is an autosomal recessive disorder?
Which example is an autosomal recessive disorder?
Cystic fibrosis
What is a key feature of Y-linked inheritance?
What is a key feature of Y-linked inheritance?
Only males can show the trait
In X-linked recessive inheritance, if a female is affected, who must be affected?
In X-linked recessive inheritance, if a female is affected, who must be affected?
Her father
Can sex-linked inheritance be confirmed with certainty from a pedigree chart alone?
Can sex-linked inheritance be confirmed with certainty from a pedigree chart alone?
No, gene sequencing is needed
What is a carrier in genetic terms?
What is a carrier in genetic terms?
Heterozygous for a recessive allele