Which is better 1 big cell or 4 small cells

4 samll cells.

the surface area to volume ratio is very important to a cell. surface area refers to the material exchange while volume refers to the rate of consumption. 4 small cell actyually may have larger surface area than a big cell, which means the faster rate of material echange. so it's better to have 4 small cells.

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.