The protein p27 is intrinsically disordered. It wraps around and inhibits the action of several enzymes called protein kinases that facilitate cell division. 

TLS Online TPP Program

#Id: 9829

#XL - R Botany

The phyB mutants are deficient in chlorophyll

phyB also appears to regulate LFRs, such as photoreversible seed germination

Mutants that lack phyA respond normally to red light, whereas mutants deficient in phyB are unable to respond to low-fluence red light

TLS Online TPP Program

#Id: 7948

#XL - Q Biochemistry

Biosynthesis of all N-linked oligosaccharides begins in the rough ER with a preformed oligosaccharide precursor containing 14 residues.

TLS Online TPP Program

#Id: 10761

#XL - R Botany

Types of flowers

Hypogynous flower- The ovary in such flowers is said to be superior,  e.g., mustard, china rose and brinjal.

Perigynous flower- The ovary here is said to be half inferior. e.g., plum, rose, peach. (Rosaceae)

Epigynous flowers, the ovary is said to be inferior. e.g., guava and cucumber, and the ray florets of sunflower.

TLS Online TPP Program

#Id: 9658

#XL - T Zoology

Hormonal stimulation of GPCR leads to the activation of PLC (IP3/DAG pathway).

TLS Online TPP Program

#Id: 8874

#XL - R Botany

Initial pool of active cyclin B-CDK1 phosphorylates Cdc25C, this recruits Pin1 and Plk1, which recognize Cdc25C through their phospho-binding domains.