Answer:
a particle with a positive charge that is in the nucleus of an atom
Explanation:
<span>The answer is D. Islam. Islam reached northern Africa in the 600s and continued to spread westward throughout the 700s until it reached the Iberian peninsula. Islam was expanded during this time by the military conquests of the Umayyad and Abbasid caliphates.</span>
Genetic mutation / adaptations or flaws
Animals don't have a cell wall but plant cells do