Hemlock (Cicuta sp.) produces cicutoxin, a polyacetylene that prolongs the repolarization of neuronal action potentials.

TLS Online TPP Program

#Id: 9899

#XL - T Zoology

The three known RLRs (RIG-I, MDA5, and LGP2) are CARD-containing RNA helicases that recognize viral RNAs, usually from RNA viruses such as influenza, measles, and West Nile.

TLS Online TPP Program

#Id: 7738

#XL - Q Biochemistry

Which of the following are true for an element?

(i) Atomic number = number of protons + number of electrons

(ii) Mass number = number of protons + number of neutrons

(iii) Atomic number = number of protons = number of neutrons

(iv) Atomic number = number of protons = number of electrons

(a) (i) and (ii)

(b) (i) and (iii)

(c) (ii) and (iii)

(d) (ii) and (iv)

TLS Online TPP Program

#Id: 9912

#XL - T Zoology

Cyclooxygenase-2 (COX-2)

Enzyme responsible for the formation from arachidonic acid of prostaglandins and other pro-inflammatory mediators.

TLS Online TPP Program

#Id: 9040

#XL - T Zoology

GPCR function as GEFs for heterotrimeric G protein.

TLS Online TPP Program

#Id: 8396

#XL - Q Biochemistry

Each sarcomere contains two major types of filaments: 

Thick filaments (myosin II)

Thin filaments (actin and associated proteins)