The rate at which materials enter and leave the cell depends on the cells surface area
Your answer is: D) surface area
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It refers to the cost or benefit of an activity by an economic agent for which it does not pay a price.
Fr ex: factory produces goods , it releases harmful smokes n polluts our enviroment.
In this case externality implies the negetive effect.
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Answer: As altitude increases, temperature decreases.
Explanation:
This is because the higher you go the colder it gets, except in the thermosphere, which is the warmest layer of Earths atmosphere.
Lawn and farming fertilizer is harmful to the enviroment due to the abundance of chemicals. When it rain or seeped underground, the fertilizer leaked into the nearby lake and thus, all the fish died to the chemicals in the fertilizer.