Cell structure, life processes, enzymes, respiration, diffusion, osmosis, and the variety of living organisms.

Breathing, digestion, blood circulation, coordination, hormones, homeostasis, and human reproduction.

Photosynthesis, transport in plants, plant hormones, and reproduction in flowering plants.

Ecosystems, food webs, nutrient cycles, pollution, conservation, and human environmental impact.

DNA, chromosomes, cell division, inheritance, natural selection, evolution, and selective breeding.

Bacteria, fungi, fermentation, genetic engineering, cloning, and biotechnology applications.