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Sex-Linked Traits on the X and Y Chromosomes

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of the following is true about sex chromosomes?

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1. A heterozygous mother will have:

2. Why are males more likely to be affected by sex-linked disorders?

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About this Quiz & Worksheet

This printable worksheet and interactive quiz can be used as a guide as you make your way through the narrative on sex-linked genetic traits. Among the terms and concepts, you'll need to be familiar with are chromosomes and heterozygous.

Quiz & Worksheet Goals

In these assessments, you'll be tested on your knowledge of the following:

  • Circumstances needed for a female to evince a sex-linked affliction
  • Facts about sex chromosomes
  • Chances of a son inheriting traits from one parent or the other under a certain set of circumstances
  • Reason why sex-linked disorders are more common in males
  • What characterizes a heterozygous mother

Skills Practiced

The quiz and worksheet will let you practice the following skills:

  • Making connections - use your understanding of the concept of sex-linked genes
  • Distinguishing differences - compare and contrast topics from the lesson, such as genes and chromosomes
  • Interpreting information - verify that you can read information regarding inheriting traits and interpreting it correctly
  • Knowledge application - use your knowledge to answer questions about dominant and recessive alleles

Additional Learning

To learn more about sex-linked genetic traits, review the accompanying lesson entitled Sex-Linked Traits on the X and Y Chromosomes. The lesson focuses on the following objectives:

  • Comment on the chromosome make up of individuals that determines if you're a female or male
  • Explain the difference between linked genes and sex-linked genes
  • Differentiate between heterozygous and homozygous
  • Define allele
  • Enumerate some common sex-linked disorders
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