Answer:
water vapor, dust and ash particles
<span>1. the surface area to the volume ratio gets smaller as the cell gets larger. Thus, if the cell grows beyond a certain limit, not enough material will be able to cross the membrane fast enough to accommodate the increased cellular volume.
2. It depends on the unit of the ratio 6:1. If it is in cm1, then it means that it is similar to a cell of size 1 cm^3, which is normally too big to get materials from the surface.
3. a smaller cell has a better surface area to volume ratio, which means it is more efficient.</span>
Answer:
a. Natural selection
Explanation:
The pesticide killed off all of the pest that weren't immune to it and the pests that were immune reproduced with each other creating offspring that were immune to it as well and so on this is a example of natural selection.