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An organism that causes disease e.g. bacteria, virus

An increased heart rate will cause an increase in blood flow around the body (increased cardiac output). This means that there will be more oxygen and more glucose being supplied to the muscles. Since oxy...

pancreas detects low blood glucose, so produces glucagon. glycogen is converted to glucose

Antibodies are  rapidly produced by white blood cells in response to the vaccination, and these antibodies kill the pathogens. Memory cells are produced in order to combat further infection more rapidly v...

1. Interphase

2. Prophase

3. Metaphase

4. Anaphase