TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Ectothermic vertebrates control body temperature to just a limited extent from the outside by changing behavior.

SOLUTION: What type of vertebrates control body temperature to just a limited extent from the outside by changing behavior?

PROBLEM: Matter that mechanical wave energy can only travel through is medium.

SOLUTION: What is the name of matter that mechanical wave energy can only travel through?

PROBLEM: Parasitism isl a relationship where the bacteria benefit and and the other organism is harmed.

SOLUTION:
What would you call a relationship where the bacteria benefit and and the other organism is harmed?