Poly-K63 ubiquitin chain brings TAK1 kinase and β subunit of I-κB

kinase, into close proximity so that TAK1 can phosphorylate and activate I-κB kinase

TLS Online TPP Program

#Id: 9276

#XL - S Microbiology

NodA is an N-acyltransferase that catalyzes the addition of a fatty acyl chain.

NodB is a chitin-oligosaccharide deacetylase that removes the acetyl group from the terminal nonreducing sugar.

NodC is a chitin-oligosaccharide synthase that links N-acetyl-D-glucosamine monomers.

TLS Online TPP Program

#Id: 8055

#XL - Q Biochemistry

TLS Online TPP Program

#Id: 7036

#XL - T Zoology

 Alfred Russel Wallace - Who was collecting specimens in the Malay Archipelago, had independently conceived of natural selection.

TLS Online TPP Program

#Id: 9569

#XL - T Zoology

Dollo’s law:  A biological generalization positing that complex characters, once lost in evolution, are extremely unlikely to reappear and thus the loss of complex characters is virtually always irreversible.

TLS Online TPP Program

#Id: 8686

#XL - R Botany