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Transcription is where mRNA is produced by RNA polymerase from DNA templates.In eukaryotes, the DNA is first transcribed as pre-mRNA, which is then modified to give RNA. In prokaryotes the DNA is transcri...
The pancreas is a gland consisting of both exocrine and endocrine tissue. It is responsible for secreting enzymes which are involved in the homeostatic control of blood glucose. In between sections of exo...
The heart is myogenic, meaning it initiates its own muscle contraction. At the Sinoatrial Node (SAN), found in the right atrium, an electrical impulse is generated that spreads across the atria, causing t...
In person A, once the glucose enters the blood stream, the higher glucose level is detected by the beta cells of the islets of Langerhans in the pancreas. These cells respond by synthesising insulin and s...
3 mark question - remember to use key words/phrases the examiner will be looking for to give you the marks. Be concise and specific in your answer - make it as easy as possible for the examiner. EMAnswered by Eleanor M. • Biology tutor24322 Views
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