RPE65 is the enzyme in the pigment epithelial cells of the retina that catalyzes the isomerization of the intermediate esterified all-trans retinol to 11-cis-retinol.

TLS Online TPP Program

#Id: 9807

#XL - R Botany

Phytochromobilin is synthesized in plastids from chlorophyll biosynthetic pathway and transported into cytosol by a passive process.

TLS Online TPP Program

#Id: 7763

#XL - Q Biochemistry

Breaking a bond always require energy to be added to the molecule. Correspondingly, making a bond always releases energy.

TLS Online TPP Program

#Id: 9086

#XL - T Zoology

A1 associates with ARF6, a small G protein in host cells which are accessible only when ARF6 is in its active (GTP-bound) form. 

TLS Online TPP Program

#Id: 4687

#XL - T Zoology

Cooperation and selfishness both benefit the donor and therefore should be favoured by natural selection.

TLS Online TPP Program

#Id: 8642

#XL - R Botany