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Korvikt [17]
3 years ago
6

Can someone explain what do I have to do here?, especially in the blank area :)

Biology
1 answer:
ella [17]3 years ago
5 0
Light fixtures of primary wave will be falling not break
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When living in colder climates, people tend to build their buildings, shops, etc with more insulation and heavier materials so that heat resonates as best as it can in the building.

Explanation:

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Which cell organelle is the site for photosynthesis? A. chloroplast B. endoplasmic reticulum C. Golgi apparatus D. lysosome
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Describe the process in which trees communicate with one another
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2 years ago
Which of the following causes day and night to occur?
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The rotation of the Earth in its axis
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3 years ago
A second action potential cannot be generated until ________.
Bingel [31]

Answer:

"Action potential is a rapid rise and subsequent fall in voltage or membrane potential across a cellular membrane with a characteristic pattern."

It is the mode through which a neuron transports electrical signals.

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  • Option - (a) is the best choice to choose from,
  • <u>The refractory period :</u>

A second action potential cannot occur until the membrane has recovered or reestablished, this is the refractory period. The absolute refractory period coincides with inactivation of voltage-gated sodium channels which makes it impossible to generate another nerve impulse.

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