A molecule is the smallest part of a substance that has the physical and chemical properties of that substance. In some respects, a molecule is similar to an atom. A molecule, however, is composed of more than one atom.

TLS Online TPP Program

#Id: 10302

#Section 2: General Biology

Positive Costimulatory Receptors: ICOS

ICOS binds to another member of the growing B7 family, ICOS-ligand (ICOS-L), which is also expressed on a subset of activated APCs.

ICOS plays a key role in maintaining the activity of already differentiated effector and memory T cells.

TLS Online TPP Program

#Id: 7953

#Section 3: Genetics, Cellular and Molecular Biology

Tunicamycin

blocks the first enzyme in this pathway, inhibits the synthesis of all N-linked oligosaccharides in cells.

TLS Online TPP Program

#Id: 9274

#Section 2: General Biology

Bacterial Nod genes are activated to initiate nodulation in plants by plant signals flavonoids

TLS Online TPP Program

#Id: 8316

#Section 3: Genetics, Cellular and Molecular Biology

Persistence length,

minimum filament length at which random thermal fluctuations are likely to cause it to bend.

TLS Online TPP Program

#Id: 8955

#Section 3: Genetics, Cellular and Molecular Biology