Topics: Molecular Basis of Inheritance Quiz
Which of the following phenomena was experimentally proved by Meselson and Stahl?
A. Transduction
B. Semi-conservative DNA replication
C. Transformation
D. Central dogma
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The structure in chromatin seen as ‘beads-on string’ when viewed under an electron microscope are called:
A. nucleotides
B. nucleosides
C. histone octamer
D. nucleosomes.