How phase contrast and DIC microscopy are used to image live cells and unstained tissues?

TLS Online TPP Program

#Question id: 11795

#Unit 1. Structure and Function of Biomolecules

_________ residue in a tetrasaccharide linker connects a glycosaminoglycan such as chondroitin 4-sulfate to _______ residue in the core protein. The residue at the reducing end of the linker is joined by its anomeric carbon to the hydroxyl of this residue.

TLS Online TPP Program

#Question id: 12366

#Unit 1. Structure and Function of Biomolecules

During nucleotide formation addition of purines and pyrimidines on sugar residue occurs at Nitrogen position no.

TLS Online TPP Program

#Question id: 12367

#Unit 1. Structure and Function of Biomolecules

RNA contains ribose sugar. What could happen due the presence of extra hydroxyl group?

TLS Online TPP Program

#Question id: 12368

#Unit 1. Structure and Function of Biomolecules

In Thymine base structure methyl group is present at position

TLS Online TPP Program

#Question id: 12369

#Unit 1. Structure and Function of Biomolecules

Phosphoric acid attachment occur to ribose or deoxyribose at

A. C3 during phosphodiester bond formation

B. C5 during nucleotide formation

C. C2 during phosphodiester bond formation

D. C1 during nucleotide formation

Which of the combinations contains all incorrect statements?

TLS Online TPP Program

#Question id: 12370

#Unit 1. Structure and Function of Biomolecules

Dideoxy ribose sugar contains