the insertion on removal of mutations are dangerous in nature. the process is basically just one large gamble to see what it does. and even though we have a decent understanding of the genomes of many animals and plants, we still dont know everything. so if we tamper with certain genes we may cause a evolution or we might kill the subject and the potential for it to procreate.
Measure the amount of chemical used, measure the mass before and after
The digestive process, inside the small intestine.
Global warming is an issue to organisms or species because not all animals can adapt so certain living conditions. high human population growth rate drive further extinctions of plants and animals because humans need space to live so we cut down their habitats and they die. not all animals can adapt to certain living conditions.