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Describe the sequence of events of the clotting cascade that will lead to a blood clot in a damaged blood vessel

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 Vita...
LT
Answered by Laura T. • Biology tutor
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What gives rise to antibiotic resistance?

Key points VARIATION: 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 the selecti...
AS
Answered by Aman S. • Biology tutor
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What are the basic life processes an organism must carry out to sustain life?

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 chemical...
WQ
Answered by Wesley Q. • Biology tutor
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What is the difference between transcription and translation?

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 gen...
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Answered by Amelia G. • Biology tutor
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What is diffusion?

Diffusion is the net movement of particles from an area of high concentration to an area of low concentration. This means that the particles of a substance move from where there is lots of it to where there ...
RJ
Answered by Rhiannon J. • Biology tutor
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