Answer:
In biology, evolution is the change in the characteristics of a species over several generations and relies on the process of natural selection. The theory of evolution is based on the idea that all species? are related and gradually change over time.
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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Hi!
Questions that we cannot answer with science are going to be ones which are subjective, or, opinion related.
For example, could we follow the scientific method in order to successfully see that Mandy's favourite colour is 'blue' and her grandma's favourite food is 'pizza'?
Well... I... I guess, but... It doesn't make sense! These have nothing to do with science, as they are all just opinionated!
Hopefully, you get the picture. =)
Answer:
mutation
Explanation:
occurs when a DNA gene is damaged or changed in such a way a to alter the genetic message carried by that gene. A mutation is an gent of substance that can bring about permanent alteration to the physical composition of a DNA gene such that the genetic message is changed