Like DNA, RNA polymers are make up of chains of nucleotides. The sugars they are made up of; a five carbon ribose sugar.
Or Pentose Sugar.
I believe the answer is D. don't take my word for it though I may be wrong
The answer is B, because in mRNA, the only change in bases is that A transcribes into U
The Sun never moves, but the Earth rotates around it’s axis, making it look like the sun is moving, but it is really the Earth.
Minerals are composed of multiple elements and rocks are actually made up of minerals. Take quartz for example, it's a mineral that's made up of silicon and oxygen. If we then look at the igneous rock that is referred to as granite, we'll see quartz (the main one), mica(s), and feldspar.
So your answer is B. :)
