F. Cohesive behavior.
This is the unification of similar molecules within the molecular structure of an organism.
Mitochondria converts food energy into cell energy for the cell use this probides energy for the ribosome
I know this isn't answering your question but i think you will find it useful to visit the link pasted below. i just visited it and it explains pretty much everything about this.
D. transportation accidents.
Answer: It is important that we use our natural resources so that we use any bad things for our earth
Explanation: