* ANSWER ASAP * What type of pollution contains tiny particles that remain in the air and may be breathed in by humans? a.) gaseous emissions b.) carbon monoxide c.) aerosols d.) nitrous oxide

Assume that a student is given two different models of bacteria, with one model consisting of big bacteria and the other consisting of small bacteria. how can the student demonstate the theory of endosymbiosis using the models

Ryan rears sheep for their wool. recently the quantity of wool that ryan gets has diminished. this is because the new sheep are not that wooly. ryan should add which nutrient to their feed so that the sheep becomes more wooly? a.cornb.ironc.cottonseedd. vitamin a

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above