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Chlorophyll is a pigment molecule produced by plants that they use to absorb light energy (photons), which is needed for the light dependent section of photosynthesis. Photosynthesis makes glucose, the en...
After the cell has carried out the process of DNA transcription, we are left with a transcribed mRNA fragment. This, similar to DNA, is a chain of 4 different bases - cytosine, guanine, adenine and uracil...
6 main steps (to be written in continuous prose):Leeching of nitrates causes algal bloomLight is absorbed by allege so no photosynthesis and plants dieCO2 builds up and no O2 is prod...
Stem cells are undifferentiated cells with the ability to differentiate to form specialised cells, such as erythrocytes and neurons, or to self-r...
The water potential of the blood is constantly monitored by specialised sensory neurones in the hypothalamus known as osmoreceptors. When these cells detect that the water potential of the blood is beginn...
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