instruction:
Given a scientific question, generate a correct answer to it.
question:
Name the fever that is caused by a virus that has antigens similar to molecules in human heart tissues.
answer:
rheumatic fever

question:
Worms grow to adult size without going through what stage?
answer:
larval

question:
Functional groups are groups of atoms that occur within molecules and confer specific chemical properties to those molecules. they are found along the "carbon backbone" of what?
answer:
macromolecules