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.

Example Input: Question: Sarah ate a piece of shark meat for dinner, Sarah's levels of toxic metals have 
 Answer: increased or
Example Output: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.

Example Input: Question: A light with a very long wavelength has 
 Answer: low energy
Example Output: The higher the frequency is, the more energy a photon has.

Example Input: Question: If Jim decreases the pH value of his swimming pool, the base becomes 
 Answer: weaker
Example Output:
The higher the pH value is, the stronger the base.