Answer:
The answer is decrease in elastin
Answer:
Explanation:
Smaller cells, with a larger surface area to volume ratio, are more efficient for diffusing materials in and out because, as a cell grows, the volume grows faster than the surface area.
-sorry if this doesn't help-
Answer:
B
Explanation:
A pit is a tiny depression which is found on the surface of the tooth.
Fissures are the grooves that occur naturally on the biting surfaces of teeth.
Thus, pits and fissures are located on the lingual surfaces of the maximillary first molars because of the lingual fissures on the max molars.