Answer:
development of an osmotic pressure difference across capillary walls
In general, stem cells have 3 main properties:
1) They are capable of dividing and renewing for long periods of time.
2) They are unspecialized cells.
3) They can give rise to specialized cells.
I think the correct answer from the choices listed above is option A. Glacial episodes are an example of a positive feedback. Each glacial period in the Earth is subjected to a positive feedback which makes each period more severe. Hope this answers the question.
Answer:
High blood pressure is called hypertension or often referred to as the silent killer as it shows no symptoms at all.
Hope that helps!
