Open the pdf it will have the model
Which model and explanation BEST represents the semiconservative nature of DNA replication?

Model B because one F1 strand is identical to the parent molecule and the other is not.

Model B because one of the F2 molecules contains the original strands of the parent molecule.

Model A because half of the DNA molecules produced are not identical to the parent molecule.
Model A because the two strands of each parent molecule end up in separate DNA molecules after each round of replication.