Question

A scientist has a sample of protein and a sample of nucleic acid, but the labels

have fallen off the test tubes.
Which of the following tests would be useful in correctly identifying the
samples? Select all that apply.

Determine the amount of phosphorus in each sample.
Determine the number of different types of monomers in each sample.
Determine the total number of monomer molecules in each sample.
Determine the amount of nitrogen in each sample.
SUBMIT

Answer 1

should be #1, because only nucleic acids contain phosphorus