Answer:
C. Only bacteria can reproduce outside a host.
Your correct answer would be A. Nervous system
<span>A scientist measured an increase in nitrous oxide in the atmosphere. This increase would result in the greenhouse effect. </span>
Answer:
Your username looks like you headbutted the keyboard and unfortunately, I doubt anyone is going to write three paragraphs for you.
Explanation:
Start here:
https://science.howstuffworks.com/environmental/earth/oceanography/rogue-wave4.htm