Aggregated lymphatic nodules –>
Peyer’s patches
lymphoid organs located in the sub mucosal tissue of the mammalian gut containing very high proportions of iga secreting precursor cells. The patches have B and t dependent regions and germinal centres. A specialised epithelium lies between the patch and the intestine. Involved in gut associated immunity.
Aggregated lymphatic nodules –> Peyer’s patches lymphoid organs located in the sub mucosal tissue of the mammalian gut containing very high proportions of iga secreting precursor cells. The patches have B and t dependent regions and germinal centres. A specialised epithelium lies between the patch and the intestine. Involved in gut associated immunity...
This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..
Mutations can also influence the phenotype of an organism. This tutorial looks at the effects of chromosomal mutations, ..
In this tutorial, the works of Carl Gustav Jung and Sigmund Freud are described. Both of them actively pursued the way h..
