Was inspired by real life experiences.
B, because as energy is move up form the phyramid, energy is lost.
Answer:
Burning fossil fuels spits out carbon dioxide into the air faster than photosynthesis and other processes can scrub it back out.
Explanation:
<span> RNA was thought of as little more than a messenger between DNA and proteins, carrying instructions as messenger RNA (mRNA) to build proteins. However, RNA can do far more. It can drive chemical reactions, like proteins, and carries genetic information, like DNA. And because RNA can do both these jobs, most scientists think life as we know it began in an RNA world, without DNA and proteins.</span>