instruction:
In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
question:
Question: Reed saw a cell through a microscope. He sees a cell has less visible mitochondria than the rest. This cell likely is _____ active compared to the others. 
 Answer: less
answer:
Cells that are very active would typically have more mitochondria than cells that are less active.


question:
Question: When you are driving up a mountain you will notice the temperature 
 Answer: decreases
answer:
Air in the troposphere is warmer closer to Earths surface.


question:
Question: Harry drilled 1000 feet to find a rock. Will picked a rock up off of the ground. Whose rock is likely older? 
 Answer: Harry
answer:

Therefore, deeper rock layers must be older than layers closer to the surface.