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assertion: when the pertubing factors of temprature are snow or ice the hypothalamus induces the blood vessels of our skin to constrict and skeletal muscles to constrict and we shiver
reason: this type of control system is called negative feedback loop
ans: a
plz explain how this is negative feed back
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plz explain the following assertion reason
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for phillic colloid viscocity of phase is greater then tat of media why?
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for phobic colloid surface tension of phase is less than tat of media why
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why flocillation value for phillic colloid is high nd for phobic colloid less?
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what is floccolation value
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