Practice - Sex Determination
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Practice Questions
Test your understanding with targeted questions
What is sex determination?
💡 Hint: Think about what influences whether an organism is female or male.
What chromosomes do females have in the XY system?
💡 Hint: Consider the opposite of males in the XY system.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What type of sex determination system do humans use?
💡 Hint: Think about the chromosome combinations in males and females.
True or False: In the XO system, females have only one X chromosome.
💡 Hint: Consider the chromosomal structure of both sexes.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have a species exhibiting the ZW sex determination system. If a ZW female mates with a ZZ male, what possible offspring combinations can occur?
💡 Hint: Think about the chromosome contributions from both parents.
In a cross between two individuals of the XY system, one homozygous dominant for an X-linked trait is mated with a male. What will be the expected genotype ratios of their offspring?
💡 Hint: Consider how X-linked characteristics are passed from affected females to males.
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