Because they are different tribes and different country
In the waning years of the Empire, Egypt fell to the Sasanian Persian army in the Sasanian conquest of Egypt (618–628). It was then recaptured by the Byzantine emperor Heraclius (629–639), and was finally captured by Muslim Rashidun army in 639–641, ending Byzantine rule.
Answer:
Explanation:
My apologies, I couldn't think of one on the top of my head but I found this funny meme.
The answer to this question is <span> the amplitude of action potentials
</span><span> the amplitude of action potentials will determine how strong our neuron will react to a certain stimulus.
</span>Higher amplitude of actions neuron reaction tend to result in higher intensity of a sensory stimulus that could led to more drastic physical changes.
