8
QuizMultiple Choice

Week 7: Human Health

Question 8 • PBCSD_Grade_Forgiveness_2001340_Environmental_Science_S1_2020

Hemophilia is a genetic blood disorder. The female parent must carry one copy of the gene for the child to inherit hemophilia. Also, males have a greater probability of getting hemophilia than females.Which type of trait is hemophilia?

Answer
A
sex-linked recessive
B
multiple allele
C
environmental
D
dominant

Explanation

Hemophilia is typically an X-linked recessive trait. A female can carry one copy of the gene without having the disorder, while males are more likely to be affected because they have only one X chromosome. This matches choice A, sex-linked recessive.

AI-written and checked against the verified answer.

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