Would a substance that decreases membrane permeability to sodium increase or decrease the probability of generating an action potential? Why?

Explain the process that creates the heat of the sun?

Which of the following describes what an activator an enhancer are

Earths energy sources include both renewable and nonrenewable resources. name at least three sources of energy that could be used in your house. then describe the ideal energy source for generating most of your homes electricity, and explain why you chose that source. can someone give me some ideas, i’m kinda confused.