Which statement best describes the components of nucleic acid?
1) they are made up of chains of amino acids
2) they are made up of carbon hydrogen and oxygen only
3) they are made up almost entirely of carbon and hydrogen
4) they are made up of nitrogen bases sugars and phosphates

his research revealed two genetically different groups of prokaryotes, which justified splitting kingdom monera into two kingdoms. the genetic and cellular differences were so great, that these two kingdoms were eventually placed into different domains in the current three-domain system.

the eggs of the insects should be the first thing collected at the scene.

false