Here's some extra worksheets to play with if you have time.

Biochemistry
    Proteins .  Protein Synthesis Worksheet

    Carbohydrates    Carbohydrate Synthesis Worksheet

    Lipids (Fats)  Lipid Synthesis Worksheet (catchy title ?)

    Genetics: G. Mendel & Pea Plants Full Text + Images (operational as of 2.2.08)