@studywithjen1: This is often voted as the most challenging topic in the National 5 biology course. Share and tag your family and friends in this post who are sitting their Nat 5 biology exam on Tuesday, as “inheritance” questions can be worth 4/6 marks in the exam. The key genetic terms are explained in this post, it is essential you know these in order to tackle tricky 2.4 questions. Good luck!!! Jen 🧬👩🏼‍🏫

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Sunday 26 April 2026 17:17:12 GMT