What is an example of how the use of plastic is negatively affecting the environment? !

Animals are repeatedly eating the plastic, getting stuck in the plastic, and the plastic polluting their homes. There is also a place in the Pacific called "The Great Pacific Garbage Patch" and it is roughly 1.6 Million square Km.

which

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.