Select the true statement.

rna is mostly single-stranded; dna is always double-stranded.
rna and dna usually have identical nitrogenous bases.
several types of dna regulate protein synthesis.

Use the drop-down menu to complete the statement. an electron in the first energy level of the electron cloud has an electron in the third energy level.a. a lower energy thanb. a higher energy thanc. the same energy as

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?

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.