Answer:
An introduced species, alien species, exotic species, adventive species, immigrant species, ... Non-native species can have various effects on the local ecosystem. ... Some species have been introduced intentionally to combat pests
Explanation:
B)
The potato in the 2M solution remained the same because it was an isotonic solution.
Answer: A) The 'lub' sound is caused as the atrioventricular valves close.
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