The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.

TLS Online TPP Program

#Id: 6865

#Unit 3. Fundamental Processes

E(var) mutations lie in genes whose products are needed to activate gene expression. They include members of the SWI/SNF complex

TLS Online TPP Program

#Id: 9233

#Unit 6. System Physiology – Plant

Photorespiration stimulates nitrate assimilation in C3 plant roots, probably by increasing NADH availability in the cytosol.

Photorespiration is positively correlated with growth under nitrogen limitation

TLS Online TPP Program

#Id: 3309

#Unit 3. Fundamental Processes

Nucleotide excision repair in human cells. 

A DNA lesion that causes distortion of the double helix, such as a thymine-thymine dimer, is initially recognized by a complex of the XP-C (xeroderma pigmentosum C protein) and 23B proteins.

TLS Online TPP Program

#Id: 737

#Unit 3. Fundamental Processes

A two-state assembly model explains melting of 13mer during initiation

TLS Online TPP Program

#Id: 8468

#Unit 1. Molecules and their Interaction Relevant to Biology

polyGlu is a random coil at pH values above about 5, where repulsion of negative charges prevents helix formation.