Explain 2 ways bacteria work to keep you healthy

probiotics are live bacteria and yeasts that are good for you, especially your digestive system. We usually think of these as germs that cause diseases. But your body is full of bacteria, both good and bad. Probiotics are often called "good" or "helpful" bacteria because they help keep your gut healthy

Explanation:

Explanation:

Bifidobacterium - Helps digest food  

Probiotics - Help digest food and fight invading microbes

most likely to see nocturnal animals

sex cells are usually half's then they find another half and make a fertilize egg