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Lena [83]
3 years ago
13

Can you please answer this fast? Grade: 9 Subject: Science

Biology
1 answer:
andrezito [222]3 years ago
5 0

Answer:

69

Explanation:

i lock ur rod in my butt

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Explanation:

hope it helps you

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The organelle which controls cellular activity is the.
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the Nucleus

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2 years ago
Being able to respond to change (irritability) is one of the necessary life functions. Which body system is mostly responsible f
Ede4ka [16]

Answer:

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Nervous system is deal with the irritability by sensing the stimuli in which change occur it can be physical stimuli such as temperature, light, or sound or chemical stimuli such as pH, ions, amount of required chemical or biological stimuli such microbes in body. All these stimuli are sense b the sensory neurons and then send these signals to brain or spinal cord in order t act and respond accordingly to maintain homeostasis.

Thus, the correct answer is : nervous sytem.

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3 years ago
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