Which statement describes the structure of dna? a. a single strand of amino acids b. a single strand of nucleotides c. a double strand of nucleotides d. a double strand of amino acids

i think that is new experiments yield untrustworthy data and should be carefully considered, because you don't know what will happen with the experiments.

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.