Answer:
BETTER than it is now for humans. Greenhouse gasses are bad in any amount.
Explanation:
The first three are the same as those found in DNA, but in RNA thymine is replaced by uracil as the base complementary to adenine. This base is also a pyrimidine and is very similar to thymine. Uracil is energetically less expensive to produce than thymine, which may account for its use in RNA.
Yes it will help you with c and d
