Answer:
gas and vitamin K
Explanation:
The term gut microbiota refers to microorganisms such as, for example, bacteria, fungi, etc., that live in the gastrointestinal (GI) tract of humans. In the intestine, there are lactic acid bacteria that are known to synthesize vitamin K2 (also known as menaquinone). Moreover, there are GI bacteria that play roles in the metabolism of bile acids and sterols. Finally, intestinal bacteria from a group named Proteobacteria produce gas, this group is especially in the guts of colicky babies, where cause pain and lead to crying.
For the first one it’s( lifting weights, climbing stairs, push ups squats) for the second one
Bulimia is an eating disorder in which someone forces vomiting in order to lose weight.
Therefore, I believe the answer would be throwing up after meals, as well as his teeth being discolored and his cheeks being swollen as a result of his bulimia.
Answer:
Hand washing with soap and water is the simplest and one of the most effective ways to prevent transmission of many communicable diseases