If cells are grown in a medium containing radioactive ³²P-labelled phosphate, which of these molecules will be labelled?
A)phospholipids
B)nucleic acids
C)proteins
D)amylose
E)both phospholipids and nucleic acids

Question

Quizplus · Accepted Answer

Since phosphate is being used, the only molecules that will be labelled are those that contain phosphorus, which are phospholipids and nucleic acids. Proteins and amylose do not contain phosphorus and therefore will not be labelled.

If Cells Are Grown in a Medium Containing Radioactive ³²P-Labelled