F the molecules listed in A - D, the "least abundant molecule" (based on % of total wt) in a prokaryote cell would be a. cell envelope molecules (phospholipids, peptidoglycan, etc) b. DNA c. proteins d. RNA

it takes hundreds of years to become stable.

if you have another question lmk.

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

that is wrong, its not thymus.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101