The answer would be A. Because orifice means opening. So it would be " The orifice of the octopus is at its center, where its arms meet. Hope that helps!!
The thylakoids contain two photosystems. They are the site of light-dependent reactions and are a <span>membrane-bound compartment inside chloroplasts and cyanobacteria.</span>
The answer to this question would be: frequency
The higher intensity of the stimulus, the higher frequency of the action potential will be sent. The nerve can't send a higher action potential, so it firing at higher at higher intensity instead. So when you felt an intense pain, that means the pain receptor is firing more stimulus per second compared to low or mild pain.
Answer:
The correct anwser is D. Signals inside the spinal cord
Explanation:
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Answer:
Protons are positive while nuetrons are negetive.
Expland nation:
