b. they are a type of flatworm
what monomers build nucleic acid? how many are there?
all nucleic acids are made up of the same building blocks (monomers). chemists call the monomers "nucleotides." the five pieces are uracil, cytosine, thymine, adenine, and guanine.
( i got that from google, so don't say i copied anyone. we've both just got it from the same place. )
hope this you my friend! : )
i believe they consider finding a new home or adapt to a new environment.