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LearnCambridge50902026–2028Paper 2

Paper 2

Theory

Cells

Cell structure · Specialised cells and magnification2 subtopic lessons

Classification

Characteristics and classification · Microorganisms and viruses2 subtopic lessons

Movement into and out of cells

Diffusion and osmosis · Active transport and surface area2 subtopic lessons

Biological molecules

Biological molecules and food tests1 subtopic lessons

Enzymes

Enzyme action1 subtopic lessons

Plant nutrition

Photosynthesis · Leaf structure and mineral ions2 subtopic lessons

Transport in flowering plants

Xylem, phloem and water uptake · Transpiration and translocation2 subtopic lessons

Human nutrition

Diet · Digestion and absorption2 subtopic lessons

Human gas exchange

Breathing and gas exchange1 subtopic lessons

Respiration

Aerobic and anaerobic respiration1 subtopic lessons

Transport in humans

Heart and circulation · Blood vessels and blood2 subtopic lessons

Disease and immunity

Medicinal and misused drugs · Disease and immunity2 subtopic lessons

Excretion

Kidneys and excretion1 subtopic lessons

Coordination and control

Nervous system and the eye · Hormones and homeostasis2 subtopic lessons

Coordination and response in plants

Tropisms1 subtopic lessons

Development of organisms and continuity of life

Reproduction in plants · Human reproduction2 subtopic lessons

Inheritance

Chromosomes and cell division · Monohybrid inheritance · Variation, mutation and selection3 subtopic lessons

Biotechnology and genetic modification

Biotechnology and fermenters · Genetic modification2 subtopic lessons

Relationships of organisms with one another and with the environment

Food chains and energy flow · Food production · Nutrient cycles · Pollution and conservation · Populations and sampling5 subtopic lessons