Search over 10,000 free study notes

Reduced NAD/FAD from previous stages of respiration (glycolysis, link reaction, Krebs cycle) relocate from the mitochondrial matrix to the inner mitochondrial membrane. At this point they are oxidised, lo...

The nucleus contains genetic material which controls the activities of a cell

A vaccine contains a dead or inactive (an therefore harmless) form of a pathogen. By injecting this into the body, an immune response is triggered and white blood cells produce antibodies specific to the ...

So when we give an antibiotic (a drug that kills bacteria) it will kill all of the bacteria that are sensitive to it, if it's taken correctly. A few bacteria may have an adaptation allowing them to resist...

When it’s too hot, vasodilation occurs, in which the capillaries near the surface of the skin increase in diameter, allowing more blood to flow through them, releasing heat. Hairs on the skin lie flat. Th...