Scientists are studying compounds in a newly discovered rain forest plant. The plant produces an unusual substance that local pe
ople say acts as an anesthetic. One scientist tested the substance with the chemical indicator copper (II) sulfate and sodium hydroxide. if the test is negative, which type of macromolecule is not present in the substance?
an animal can be Swimmy da swim swimming around, and can think huh, that piece of plastic looks like a thick ol juicy fish, then they will eat it, and die
