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.
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All other organs, ducts, and glands in the reproductive system are considered secondary, or accessory, reproductive organs. These structures transport and sustain the gametes and nature the developing offspring.
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<span>Two ATP
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</span><span>During glycolysis, the overall gain of ATP per glucose molecule is 2. Although glycolysis produces 4 ATPs, it only uses 2 ATPs in the process!</span>
Amino acid reactions. Amino acids via their various chemical functionalities can undergo numerous chemical reactions.
