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They have a high metabolic rateAs a result, they have a high oxygen and glucose demandDiffusion is not efficient alone as it is too far

Thromboplastin is released from damaged tissue and platelets, which activates an enzyme that catalyses the conversation of the protein prothrombin to thrombin. This occurs in the presence of Calcium and V...

Key pointsVARIATION: A population of bacteria aren't all identical, even having all derived from a single bacterium. Rapid genetic exchange gives rise to mutations. SELECTION PRESSURE: By adding th...

M - movementmovement is required in any organism to allow it to access the environment and sources of energyR - respirationenergy producing processes underlie metabolism in the organism required for chemi...

Transcription and translation are both part of protein synthesis; when we use the genetic code to make proteins. These words describe two different stages of the process:Transcription is when you use the ...