<span>A heterogeneous mixture that has larger dispersed particles that settle over time is a suspension.</span>
<span>A nuclear envelope forms around each set of chromosomes and cytokinesis occurs. Obviously equaling in two daughter cells.</span>
i think d. is the best answer .
Air pressure is caused by the air molecules around us. Air particles are always in random and continuos motion, bombarding each other in random direction. As air particles collide they create pressure.