Hey check out his link:
'<span>drug's ineffectiveness</span>: http://ouo.io/MCJXNl'
Answer:
A It is the interaction between living and non-living factors, in a given area
Explanation:
because ecosystems in my mind are usually small but they can cover vast areas and it is the interaction between organisms not just organisms but other living things in that area too.
Answer:
health and medicen living things in space distant bobies in space
Explanation: hope this will help you bye
