Practice Questions

TLS Online TPP Program

#Question id: 4167

Which statement is false concerning ribosomes and their components?

#XL - T Zoology

All ribosomes have two subunits of unequal size.
The genes for eukaryotic rRNA occur as tandem arrays of hundreds of copies.
The 30S and 50S ribosomal subunits of E. coli combine to generate an 80S subunit.
Sequences exist in prokaryotic and eukaryotic rRNA that are so similar, they likely derive from a common ancestor.

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TLS Online TPP Program

#Question id: 16846

#General Aptitude

Head Over Heels

TLS Online TPP Program

#Question id: 17278

#XL - S Microbiology

In DNA isolation, which of the following enzyme remove/digest proteins in presence of SDS or chelating agent

TLS Online TPP Program

#Question id: 9271

#XL - Q Biochemistry

Chlorophylls a and b are abundant in green plants, and c and d are found in some protists and cyanobacteria. A number of different types of bacteriochlorophyll have been found; which type of chlorophyll is the most widely distributed, shows the distribution of pigments in different types of photosynthetic organisms;

TLS Online TPP Program

#Question id: 19627

#XL - P Chemistry

The strong conjugate base is

TLS Online TPP Program

#Question id: 5838

#XL - T Zoology

In the Holliday model describing recombination