B. Diffprimaryerentiate between and secondary lymphoid tissue.
C. What is Contact inhibition?
D. Name the drug commonly used by sports persons
Answers
Answer:
B- Primary lymphoid organs allow lymphoid stem cells to proliferate, differentiate, and mature while secondary lymphoid organs encourage functional lymphoid cells to grow. In addition, primary lymphoid organs contain only T cells or B cells, while secondary lymphoid organs contain T cells and B cells , respectively.
C-Contact inhibition is the term used to describe the abrupt arrest of the cell cycle that occurs in cultures of rapidly proliferating epithelial cells at the point when a confluent monolayer forms. ... Clustering of VE-cadherin at intercellular junctions blocks the proliferative response of endothelial cells to VEGF.
D-Types of performance enhancing drugs. Among the most popular PEDs are anabolic steroids, human growth hormone, erythropoietin (EPO), beta-blockers, stimulants and diuretics to name just a few. While drugs such as these get a lot of publicity, they are perhaps not well understood.