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The primary function of red blood cells (RBCs) is to transport oxygen around the body. They contain haemoglobin, which oxygen attaches to in order to form oxyhaemoglobin. RBCs are very small in size and a...

Nerve cells serve an important function in our bodies to relay information as electrical signals from the periphery to the central nervous system. Nerve cells are also called 'neurons' and can be as long ...

Chlorophyll gives plants coloration so a discolored plant would have a lack of chlorophyll. This means that less photosynthesis would occur in the leaves of the plant, so less glucose is made as a result....

A chemical called a neurotransmitter passes from one neurone to the next causing an electrical impulse.

The rate of photosynthesis is affected by:

1. Light intensity - without enough light, cells cannot photosynthesize even if there is an excess of carbon dioxide and water

2. Ca...