inheritance and sex linked genes

Watch this video: https://www.youtube.com/watch?v=-ROhfKyxgCo

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Why did you find the topic Inheritance and Sex-Linked Genes important in your everyday life? Explain how the topic relates to your life and why it important to you.Please include the Lesson number (Lesson 3) and the topic or concept in the title line for your post (Inheritance and Sex-Linked Genes).