Answer:
A genetic disorder, in which the lungs and the digestive system get clogged with mucus.
Cystic fibrosis is caused by a change (mutation) in the gene
or inherited
Explanation:
False, injuries are spontaneous and can happen to anyone flexible or not. However I do not know the statistics behind flexibility effecting injuries.
Answer:
making a decision requires time, thinking,calming down and reasoning.
