1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
What are those structures that appear as 'beads-on-string' in the chromosomes when viewed under electron microscope ?
A
Nucleosomes
B
Genes
C
Nucleotides
D
Base pairs
2
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
The 3'-5' phosphodiester linkages inside a polynucleotide chain serve to join -
A
One nucleotide with another nucleotide
B
One nitrogenous base with pentose sugar
C
One nucleoside with another nucleoside
D
One DNA strand with the other DNA strand
3
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
The lac Operon consists of -
A
Three regulatory genes and three structure genes
B
Four regulatory genes only
C
Two regulatory genes and two structural genes
D
One regulatory gene and three structural genes
4
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
In eukaryotic cell transcription, RNA splicing and RNA capping take place inside the -
A
Dictyosomes
B
Ribosomes
C
Nucleus
D
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