Non-Communicable Diseases
Non-communicable diseases are diseases that cannot be caught from another person or animal. Cancer is a good example of non-communicable disease.
Biology46
GCSE Biology (Science) learning topics and material for students in Year 7 to Year 11.
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Cardiovascular Disease
The heart and blood vessels can be affected by many things. Many of these issues can be effectively treated if you know how.
Health and Disease
Poor health can be caused by diseases. Often, different diseases interact, and this can lead to further health complications that don't seem related at first.
Transpiration and Translocation
Animals and plants both have transport systems for moving substances around. Water is transported from the roots to the leaves during transpiration in xylem vessels for photosynthesis. All cells inside phloem vessels use glucose made during photosynthesis for respiration.
Plant Cell Organisation
The cells of plants are arranged in a similar fashion to those of other multicellular organisms. The cells of an organism form tissues, the tissues form organs, and the organs form organ systems.
The Circulatory System: Blood and Blood Vessels
Throughout our bodies, blood travels through blood vessels. There are three different types of blood vessels you should know about: Arteries, Capillaries and Veins.