Biology 0610 · IGCSE · Chromosomes, genes and proteins

Chromosomes, genes and proteins — practice question

The diagram illustrates what occurs during fertilisation. egg + sperm fertilised egg male embryo. Which sex chromosomes are found in the egg, sperm and fertilised egg shown?

    Worked solution & mark scheme

    This 1-mark question has a full step-by-step worked solution and mark scheme.

    • Full mark scheme, point by point
    • Step-by-step worked solution
    • Write your answer & get it marked instantly by AI