Given a scientific question, generate a correct answer to it.

Input: Consider Input: Each type of electromagnetic radiation has a characteristic range of wavelengths. the longer the wavelength (or the more stretched out it appears), the less energy is carried. short, tight waves carry what?

Output: most energy

Input: Consider Input: Which part of the nerve cell helps transmit nerve impulses?

Output: long, threadlike extensions

Input: Consider Input: Which parasite causes downy mildew in grape plants?
Output: plasmopara viticola