Answer:
Why antibiotic-associated diarrhea occurs isn't completely understood. It's commonly thought to develop when antibacterial medications (antibiotics) upset the balance of good and bad bacteria in your gastrointestinal tract.
Explanation:
Traits controlled by genes can only be acted upon natural selection because they have to helpful to the survival of that organism.
Answer:
glycolysis, krebs cycle, electron transport chain
Explanation:
Answer: a) rarely occurs in highly connected metapopulations
