it is Adaptations i think
Shelled protozoans became part of 7 layers
The answer is letter B has commercial uses such as Alcohol production and bread making.
The answer is transport vesicles
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 :)
