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.

Input: Consider Input: Question: Gina has longer fingernails than John. Who has more cells on their nails? 
 Answer: Gina

Output: As the nail grows, more cells are added at the nail bed.


Input: Consider Input: Question: Terry's system wastes 50% of its energy, while Rick's system wastes 75%. The more efficient system is 
 Answer: Terry's

Output: The greater the wasted output energy, the less efficient the system.


Input: Consider Input: Question: As we fill a balloon with air the number of reactions in the balloon 
 Answer: increase


Output: At higher concentrations, particles of reactants are crowded closer together, so they are more likely to collide and react.