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Explain the main thermoregulatory processes in humans.

Thermoregulation involves both trying to increase and decrease our body temperature in order to maintain a temperature of 37 degrees celsius. Four main processes exist- convection , conduction , radiation an...
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Answered by Harvey W. • Biology tutor
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List five (5) risk factors for coronary heart disease, and briefly outline a piece of evidence for each one (5)?

(Chapter: further human physiology) Factor + explanation (1 point for each) for coronary heart disease (CHD):-Genetics: CHD tends to run in some families-Age: CHD is a disease of old age-Gender: men are more...
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Answered by Dimitrios K. • Biology tutor
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What is transcription?

Protein synthesis is the production of new proteins. This happens in two stages, transcription and translation Transcription - forming mRNA from DNA 1) The DNA section to be copied (gene) is unwound by helic...
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Answered by Rebecca H. • Biology tutor
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How does osmoregulation occur in the kidney?

The tubule fluid enters the collecting duct (CD) where the final water reabsorption occurs before the fluid is excreted as urine. Osmoreceptors in the hypothalamus detect the concentration of the blood (wate...
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Answered by Kelly D. • Biology tutor
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How do phospholipids form membranes?

Phospholipids are a major component of cell membranes. They are ideal components of membranes due to their structure. They consist of a glycerol and phosphate 'head' attached to two fatty acid 'tails'. The t...
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Answered by Lauren E. • Biology tutor
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