The greenhouse gas that has the longest residence time is

a. carbon dioxide.
b. chlorofluorocarbons.
c. nitrous oxide.
d. water.


B

Biology & Microbiology

You might also like to view...

Endonucleases and exonucleases are enzymes that can remove nucleotides from a polynucleotide chain. An endonuclease removes nucleotides _______ while an exonuclease removes nucleotides _____________.  

A.  from the 5' end of the chain; from the 3' end of the chain B.  from the 3' end of the chain; from the 5' end of the chain C.  internally; from the ends of the chain D.  from the ends of the chain; internally

Biology & Microbiology

Genome-wide expression patterns can be studied using _____

Fill in the blank(s) with correct word

Biology & Microbiology

Which of the following best describes coevolution?

a. A change in one species has no effect on the other species. b. A change in one species has an effect on the other species. c. Neither of the two species change. d. Both species change, but independently of each other.

Biology & Microbiology

How do calcitonin and parathyroid hormone interact to regulate blood calcium levels?

What will be an ideal response?

Biology & Microbiology