This pack contains the following worksheets and answers for the GCSE biology Homeostasis topic: Homeostasis The nervous system & reflex arc The endocrine system Diabetes & controlling blood glucose The menstrual cycle & puberty Contraception Controlling fertility & hormones

This pack contains the following worksheets and answers for the GCSE biology Organisation topic: Factors affecting enzyme action Digestion Digestive enzymes Gas exchange and the lungs Heart Blood vessels Blood Coronary heart disease Health and disease Risk factors for non-communicable diseases Cancer Plant organisation Transpiration & translocation

This pack contains the following worksheets and answers for the GCSE biology Cells topic: Active transport Diffusion Osmosis Cell organisation (subcellular structures) Enzymes (how they work) Exchange surfaces

This pack contains the following worksheets and answers for the GCSE biology Bioenergetics topic: Respiration Exercise and oxygen debt Photosynthesis Factors affecting the rate of photosynthesis

This pack contains the following worksheets and answers for the GCSE biology Infection & Response topic: Immune system, physical & chemical barriers Bacterial disease Communicable disease Drug discovery & development Drugs, painkillers and antibiotics Fungal and protist diseases Vaccines Viral diseases

This worksheet explore the three different types of blood vessels and how each is adapted to their role.

This video explores how temperature and pH affect enzymes, and how to calculate the rate of reaction.

This worksheet and video cover what osmosis is and where it takes place.

This video covers the structure of the lungs and how the alveoli are adapted for gas exchange

In this video and worksheet we explore the functions of the different components of the blood, and how we can replace lost blood with artificial blood or transfusions.

This worksheet and video cover the structure and function of the heart, the double circulatory system, coronary arteries and pacemaker cells.

Worksheet and accompanying video cover types of microscopes, resolution, units and magnification calculation.

This worksheet covers the concepts of differentiation, specialisation, and adaptations in both animals and plants.

This worksheet covers what active transport is and where its used in animals and plants.

This worksheet covers embryonic stem cells, adult stem cells, stem cells in medicine and stem cells in plants.

This is a video lesson that covers the structure and function of DNA.

In this video we explore the structure of the lungs and how the alveoli are adapted for gas exchange.

This worksheet and video cover the role of the digestive system, and the functions of each of the organs involved. We also cover the villi and bile.

This worksheet and video cover why we need exchange surfaces, examples and features of exchange surfaces, and calculating surface area to volume ratio.

This worksheet covers the concepts of mitosis, chromosomes and the order of the cell cycle.