Repression-Trp aporepressor dimer binds high tryptophan, changes conformation with high affinity for trp operator

Tryptophan is a corepressor

TLS Online TPP Program

#Id: 6221

#Unit 12. Applied Biology

Retroviral Vectors Retroviruses have RNA genomes that are used as templates for reverse transcriptase to synthesize a DNA copy that can be inserted into the host cell genome.

TLS Online TPP Program

#Id: 1253

#Unit 7. System Physiology – Animal

ADH is the major hormone concerned with regulation of body fluid osmolarity.

TLS Online TPP Program

#Id: 6264

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 605

#Unit 2. Cellular Organization

N protein prevents termination in the early operons of lambda and it works together with the products of the bacterial genes nusA, nusB, nusE, and nusG.

TLS Online TPP Program

#Id: 7176

#Unit 5. Developmental Biology

The “default fate” of the ectoderm is to become neural tissue