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: Jeff noticed the food supply changed over time in his city. The advent of farming machines likely caused the food supply to 
 Answer: increase
Better farming techniques and machines increased the food supply and the distribution of food.

Question: Mona loves to see how far she can slide things. If a basketball has more mass then a baseball and Mona decides to slide both items, which will have less momentum? 
 Answer: baseball
The more mass a moving object has or the faster its moving, the greater its momentum.

Question: If Jimbo is observing cells in a petri dish and he notices some cells that are particularly active and some cells that aren't very active at all, which cells will have less mitochondria? 
 Answer: not very active cells

Cells that are very active would typically have more mitochondria than cells that are less active.