What is it that forms the basis of DNA fingerprinting?
Held on 30 Apr 2012 · Verified 9 Jul 2026.
The relative proportions of purines and pyrimidines in DNA
The relative difference in the DNA occurrence in blood, skin and saliva
The relative amount of DNA in the ridges and grooves of the fingerprints
Satellite DNA occurring as highly repeated short DNA segments
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Which of the following are the post-transcriptional events in an eukaryotic cell? A. Transport of pre-mRNA to cytoplasm prior to splicing. B. Removal of introns and joining of exons. C. Addition of methyl group at 5' end of hnRNA. D. Addition of adenine residues at 3 ' end of hnRNA. E. Base pairing of two complementary RNAs. Choose the correct answer from the options given below :
Match List I with List II: $\begin{array}{|l|l|l|l|}\hline & \text{List - I} & & \text{List - II} \\\hline \text{A}. & \text{Alfred Hershey and Martha Chase} & \text{(i)} & \text{Streptococcus pneumoniae} \\\hline \text{B.} & \text{Euchromatin} & \text{(ii)} & \text{Densely packed and dark-stained} \\\hline \text{C.} & \text{Frederick Griffith} & \text{(iii)} & \text{Loosely packed and light-stained} \\\hline \text{D.} & \text{Heterochromatin} & \text{(iv)} & \text{DNA as genetic material confirmation} \\\hline\end{array}$ Choose the correct answer from the options given below:
Who proposed that the genetic code for amino acids should be made up of three nucleotides?
Which factor is important for termination of transcription?
Histones are enriched with -
Work through every NEET UG Molecular Basis of Inheritance PYQ, year by year.