Question
Biology Question on the molecular basis of inheritance
What are those structures that appear as 'beads-on-string' in the chromosomes when viewed under electron microscope ?
A
genes
B
nucleotides
C
nucleosomes
D
base pairs
Answer
nucleosomes
Explanation
Solution
Nucleosomes appear as 'beads-on-string' in the chromosome when viewed under electron microscope. The beads in 'beads-on-string' This one-way flow of information from DNA .