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Sex Determination (GCSE Biology)

The following is a GCSE Biology test covering 'Sex Determination' from the broader topic Inheritance, Variation And Evolution. The test is geared towards the AQA exam board style syllabus.
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Which approach is used in livestock breeding to reduce occurrence of deleterious sex-linked traits?
Which of the following is an example of nondisjunction of sex chromosomes leading to a recognized human condition?
What term describes the allele or gene found on the X chromosome but not on the Y, causing traits to appear more often in males?
Which statement best explains why sex-linked traits can reveal patterns of inheritance in small pedigrees more clearly than autosomal traits?
A pedigree shows a trait appearing mostly in males and passed from unaffected mothers to affected sons. This inheritance pattern is most consistent with:
In birds, sex is determined by Z and W chromosomes. Which is true?
Which mechanism equalises gene expression from X chromosomes in mammalian females?
In human assisted reproduction, preimplantation genetic testing can be used to select embryos without sex-linked disease. What is one ethical concern about using this to choose sex?
Which environmental sex determination example is correct?
Which genetic test directly examines the number and appearance of chromosomes to diagnose sex chromosome aneuploidy?
Why are X-linked recessive disorders less frequently expressed in females than in males?