David is trying to describe the particles that make up copper wire. He knows that copper is an element from the Periodic Table, what is the best description of the particles in copper wire?

What links the two strands in a dna helix together in the middle? a. phosphate groups b. sugar rings bonded together c. proteins d. bases with hydrogen bonds

Could someone me with number one you

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.