Only living things reproduce, and gas isn't living
population will decrease.
Carbon dioxide
They become extinct.
They dont
Eventually they will become extinct.
Spongebob Squarepants is a man and therefor can not reproduce also he is a sponge and the cartoon is a fantasy so it can't happen.
It wouldn't be able to reproduce.
The cows will reproduce, but neither males nor females will reproduce the altered gene.
Some can. Generally the reproduce faster - until they use up their environment (or get infected) and then they die off.
cell makes everything it needs to reproduce.
gas will expand
The gas chamber was not an event.