Answer:
4 I think
Explanation:
some elements are dangrous
Answer: When pepsin enters the small intestine, it becomes inactive. Pepsin is a powerful enzyme that becomes active in the presence of hydrochloric acid
Hope this helps!
Answer:
The current ecosystem will be badly affected Due to the introduction of new species. The following could happen as a consequence:
1. Decrease in the native species.
2. increase in food scarcity
3. total ecosystem will collapse
Answer:
lungs and blood cells
Explanation:
those are the bactiria fighters in your body
