Whether it’s a prokaryotic or a eukaryotic cell, all cells contain what material? Just a quick note I need help plz

Ihave an iphone 8plus should i get another phone like samsung note 9 or s9 ? ?

In a compound condition, both conditions on either side of the logical operator and must be true for the overall condition to be true. a: true b: false

According to the video what are some tasks petroleum engineers perform check all that apply