The chain of many building blocks such as is found in cellulose polypeptides a nucleic acid's is known as what

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?