Adult stem cells must maintain the long-term ability to divide, be able to produce some differentiated daughter cells, and still repopulate the stem cell pool.

TLS Online TPP Program

#Id: 853

#Unit 2. Cellular Organization

Phytoplasmas are specialized bacteria that are obligate parasites of the phloem tissue

TLS Online TPP Program

#Id: 7239

#Unit 5. Developmental Biology

B cell properties 

They are APCs

They can express MHC2

Have surface marker  CD19

Antibodies at surface of b cell – IgM, IgD

Part of Adaptive immunity 

B cell convert into plasma cell

TLS Online TPP Program

#Id: 9321

#Unit 4. Cell Communication and Cell Signaling

Low intracellular Ca2+ concentration is sensed by a class of Ca2+ -binding proteins known as guanylate cyclase–activating proteins.

TLS Online TPP Program

#Id: 7520

#Unit 6. System Physiology – Plant

Polar transport require energy and is gravity independent

TLS Online TPP Program

#Id: 8324

#Unit 2. Cellular Organization

The rate of addition of monomers is given by

rate constant kon (M–1 sec–1 )

The rate of loss is given by koff (sec–1)