Charles Darwin made the observations which led to the theory of evolution.
In each cell, through a process of gene expression, DNA is transcripted into mRNA which are templates used to create different proteins resulting in different functions in your body.
The correct answer is B !! Both are interdependent thus forming a mutualistic association !!
As both can not live without each other thus making obligate !!
so They share obligate mutual association !! Go with B !!
Answer:
Image result for Explain the technology watney used in the first chapter of the martian
The Mars Ascent Vehicle in "The Martian" is powered by a radioisotope thermoelectric generator (RTG), which converts the heat of the radioactive decay of plutonium-238 into electricity. This RTG is buried a safe distance away from the pioneers' living quarters.
Explanation: