Which of the following types of organisms break down dead plant and animal matter and return carbon dioxide to the atmosphere? a) scavenger b) producers c) consumers d) decomposers

The correct answer would be D) decomposers. Decomposers do just what they're named for. Decompose things. They break down dead plant and animal material, gaining nutrients from it, while releasing CO2 into the atmosphere.

i am positive it is c. condensing but i may be wrong

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides