Phosphorylation of Whi5 promotes its export out of the nucleus, allowing the transcription factor complex SBF to induce transcription of the G1/S phase cyclin genes CLN1 and CLN2.

TLS Online TPP Program

#Id: 10381

#Section 2: General Biology

IL-4 increases expression of class II molecules in resting B cells, turning them into more efficient APCs.

TLS Online TPP Program

#Id: 8206

#Section 3: Genetics, Cellular and Molecular Biology

Plant vacuole act as

a storage organelle for nutrients and waste products

a degradative compartment

an economical way of increasing cell size

a controller of turgor pressure

TLS Online TPP Program

#Id: 8097

#Section 2: General Biology

Dipalmitoylphosphatidylcholine (DPPC) is the major lipid of lung surfactant, the protein–lipid mixture that is essential for normal pulmonary function.

TLS Online TPP Program

#Id: 10315

#Section 2: General Biology

Cancer cells influence the behavior of the fibroblasts and immune cells.

TLS Online TPP Program

#Id: 10322

#Section 2: General Biology

Sometimes the tumor cells up-regulate the expression of anti-apoptotic proteins like BCL-2.