Phototropin receptors are associated with the plasma membrane, where they function as light-activated serine/threonine kinases.

TLS Online TPP Program

#Id: 9366

#XL - T Zoology

Within the nucleus, R-Smads are modified by:

Phosphorylation of linker domains

Acetylation of MH1 domains

Dephosphorylation of the C-terminal serines by nuclear

phosphatases

TLS Online TPP Program

#Id: 9083

#XL - T Zoology

Cholera toxin, secreted by Vibrio cholerae in the intestine of an infected person, is a heterodimeric protein (AB). 

TLS Online TPP Program

#Id: 10673

#XL - R Botany

Activity of the cambial ring

Cambial ring becomes active and begins to cut off new cells, these cut off cells towards pith, mature into secondary xylem and the cells cut off towards periphery mature into secondary phloem

TLS Online TPP Program

#Id: 8635

#XL - R Botany

During late anaphase, telophase and G1, APC/C bound to Cdh1 targets B type cyclins and geminin for degradation.

TLS Online TPP Program

#Id: 9946

#XL - T Zoology

Eventually some of the merozoites differentiate into male and female gametocytes, which are ingested by a mosquito and differentiate into gametes in the mosquito’s gut.