Top answers

How does oxidative phosphorylation work in respiration

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, losin...
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Answered by Fionn M. • Biology tutor
4369 Views

What is the function of the cell nucleus?

The nucleus contains genetic material which controls the activities of a cell
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Answered by Lydia C. • Biology tutor
5645 Views

How does a vaccine work?

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 ant...
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Answered by Tianna P. • Biology tutor
5874 Views

How do bacteria develop antibiotic resistance?

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 an...
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Answered by Charlotte N. • Biology tutor
3823 Views

How is body temperature regulated in mammals?

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. The s...
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Answered by Aylin L. • Biology tutor
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