Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Q: Question: What do nonvascular plants reproduce with? Answer: spores

A: Nonvascular plants are low-growing, reproduce with spores, and need a moist habitat.
****
Q: Question: Power in electricity is the voltage multiplied by what? Answer: the current

A: ; Power in electricity is the voltage multiplied by the current.
****
Q: Question: What is the purpose of your body's first line of defense? Answer: to keep out pathogens

A:
Your body's first line of defense is like a castle's moat and walls. It keeps most pathogens out of your body. The first line of defense includes physical, chemical, and biological barriers.
****