ANSWER: Carbon Dioxide
-Coal actually burns more than one gas, but out of all the choices, Carbon Dioxide is the only one that's true.
Lol, Hope this Helps!!
Messenger RNA (mRNA) is a large family of RNA molecules that convey genetic information from DNA to the ribosome, where they specify the amino acid sequence of the protein products of gene expression.
The hypothesis of continental drift is used to explain an event that happened
a. two million years ago.
b. two hundred million years ago.
c. two billion years ago.
d. two hundred billion years ago.
The answer is (b) Two hundred million years ago
