Earth's atmosphere helps maintain a constant temperature.
Some risks associated with using GMOs are that they can grow resistant to the antibodies, have decreased nutrition in some cases, and there are some health effects as a result of them.
No everything has 49 chromosomes but if one is messes up or missing then there could be a genetic mutation in the organism
The condition which is a result of using an anaerobic digester is B) increase in land fertility due to the addition of the nitrogen and phosphorous byproduct.