The answers are:
Zinc ,Iron , Copper , silver , lead , mercury .
Circulatory and Respiratory systems working together to provide body with oxygen.
Answer: A
Explanation: None of the others Pollinate except for moths, who only do at night.
Answer:
Emphysema ;A condition often caused by smoking,
Bronchitis ; The inflammation of bronchioles in the lungs
Asthma ; A condition in which an attack can trigger
Pneumonia ; The build up of fluid in the alveoli of the lungs
Explanation:
I hope it helps :)
By studying a particular species .
