Trx have common tertiary structure called the thioredoxin fold, which consists of five antiparallel beta sheets sandwiched between three alpha helices.

TLS Online TPP Program

#Id: 7002

#Unit 5. Developmental Biology

Progenitor cells are not capable of unlimited self-renewal; rather, they have the capacity to divide only a few times before differentiating.

TLS Online TPP Program

#Id: 7003

#Unit 5. Developmental Biology

Although limited but Progenitor cells proliferation serves to amplify the pool of progenitors before they terminally differentiate.

TLS Online TPP Program

#Id: 7004

#Unit 5. Developmental Biology

Cells within progenitor pool can mature along different but related paths of specification.

TLS Online TPP Program

#Id: 7005

#Unit 5. Developmental Biology

 Precursor cell, is widely used to denote any ancestral cell type (either stem cell or progenitor cell) of a particular lineage; it is often used when such distinctions do not matter or are not known.

TLS Online TPP Program

#Id: 7006

#Unit 5. Developmental Biology

Some adult stem cells, such as spermatogonia, are referred to as unipotent stem cells because they function in the organism to generate only one cell type.

TLS Online TPP Program

#Id: 7007

#Unit 5. Developmental Biology

Multipotent adult stem cells play major roles in organisms with high regenerative capabilities, such as hydra, axolotl, and zebrafish. one cell type.