Answer:
A. Burning fossil fuels
C. establishing state parks
E. using renewable energy sources
Explanation:
Four chambered heart keeps oxygenated and deoxygenated blood separate and has double circulation while three chambered heart has a single circulation. Two chambered heart only has single atrium and single ventricle
It is described as relatively non specific
I believe GUU would code for valine and and AAA would code for lysine.