How did human activities disrupt the Everglades ecosystem?

Look at the figure above. which atmospheric layer has around 80 percent of the mass of the earth's atmosphere? (hint: it's where the clouds seen on earth are formed.) a. exosphere b. troposphere c. stratosphere d. thermosphere

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

What amino acid is coded for by this sequence after the mutation