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Biology 18 Online
OpenStudy (nincompoop):

Why do most control systems of the body operate by negative feedback rather than positive feedback?

OpenStudy (anonymous):

negative feedback is energy efficient i think.

OpenStudy (nincompoop):

Is this observed?

OpenStudy (anonymous):

well i believe some body systems such as respiration have evolved and adapted the negative feedback system to conserve energy.

OpenStudy (anonymous):

if there is a better way such as positive regulation, through natural selection and adaptation, it would be more prevalent

OpenStudy (nincompoop):

do you even know what you're talking about?

OpenStudy (koikkara):

Wondering should i Answer or not?

OpenStudy (nincompoop):

answer @Koikkara share to us the wisdom of the South Asia

OpenStudy (anonymous):

i do but im kinda trying to finish a 10 page paper and its almost 3 am so my reasoning might not be right im just giving a guess

OpenStudy (nincompoop):

thanks for the input @sunshao1

OpenStudy (koikkara):

well.. I think its better to snapshot my text than typing... Will this help ?

OpenStudy (nincompoop):

correctissimo @Koikkara

OpenStudy (nincompoop):

positive feedback does not lead to stability but to instability and, in some cases, can cause death

OpenStudy (koikkara):

lol...u demonsrtrated Feedback control with human behavior.... i guess so..

OpenStudy (nincompoop):

homeostasis is one of the few fundamental characteristics of living systems and positive-feedback mechanism is NOT necessarily about equilibrium for the most part.

OpenStudy (koikkara):

But I think, Negative feedback is the most useful control type since it typically helps a system converge toward an equilibrium state.unfortunately in case of , positive feedback can lead a system away from an equilibrium state thus rendering it unstable, even potentially producing unexpected results. Unless stated explicitly, the term feedback control most often refers to negative feedback.

OpenStudy (koikkara):

wow, true..!

OpenStudy (bibby):

This is the first time I've seen you make any sense

OpenStudy (nincompoop):

I am astonished as well

OpenStudy (koikkara):

@bibby thank u bibzz.. was searching for something i can refer my point... It helps a lot..!

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