Which best describes the role of chlorophyll in energy conversion?

How does the nervous system affect the excretory system?

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated