Peyer patches are lymphoid nodules located in the walls of the small intestine.
Peyer patches are also known as aggregated lymphoid nodules, they are organized in the form of follicles and are round or oval and their surface is free of the villi and depressions that are present throughout the intestinal wall.
Peyer patches mainly consist of B cells and play an important part in the immune system by monitoring intestinal bacterial populations and controlling the development of pathogenic bacteria in the intestines.
To learn more about B cells here
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Plants cells has large vacuole, chloroplast and a cell wall while animal cells don't have those features.
Answer: It happened from Apr 20, 2010 – Sep 19, 2010
Explanation:
Yes, because even though other trees produce more oxygen, the small trees will still produce some oxygen. On top of this there are more small trees than big trees, so even though they make less oxygen, in whole they end up making more when added together!
In binary fission, the two new cells that are formed are susceptible to the same antibiotic,<span>best describes the different modes of bacterial reproduction.</span>
