Practice Questions

TLS Online TPP Program

#Question id: 19759

Which of the following sentence is incorrect for covalent bond ?

#XL - P Chemistry

Strenght of covalent bond depenas upon overlapping at atomic orbitals.
Covalent bond is not directional.
There is sharing of electrons between atoms bonded by covalent bond
Covalent bond is formed between atoms having less difference in their electronegativity.

More Questions

TLS Online TPP Program

#Question id: 1671

#XL - Q Biochemistry

A chromosome on which T-cell receptor α chain gene rearrangement has occurred lacks which of the following gene segments?

TLS Online TPP Program

#Question id: 1672

#XL - Q Biochemistry

Using only random VDJ recombination, from 40 V, 23 D, and 6 J gene segments, what are the number of possible variable regions of an antigen receptor molecule?

TLS Online TPP Program

#Question id: 1673

#XL - Q Biochemistry

N-region insertion is associated with the expression of:

TLS Online TPP Program

#Question id: 1674

#XL - Q Biochemistry

Which of the following statements is TRUE of receptor editing?

TLS Online TPP Program

#Question id: 1675

#XL - Q Biochemistry

Somatic hypermutation of V genes: