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Phagocytosis is the name given to the process where phagocytes (a type of white blood cell found in blood) will ingest invading pathogens or large partic...
The myelin sheath is a fatty layer made up of the hugely expanded plasma membrane of schwann cells which surround the axon of neurons. The axon is unprotected where the sheath of one cell meets the next a...
Firstly, a foreign pathogen will enter the body and produce chemicals that attract the phagocytes. The phagocytes will recognise this non human protein and engulf and enclose them into a vesicle to form a...
Firstly, an enzyme called DNA Helicase will unwind the double stranded DNA. The RNA nucleotides complimentary base pair with the DNA template strand. Phosphodiester bonds are formed between the RNA bases ...
The three main kinds of valves in the human circulatory system are atrioventricular valves, semi-lunar valves and pocket valves. Atrioventricular...
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