The vegetable we know as the potato resulted from naturally occurring genome doubling within one species. In other words, the potato has twice as many chromosomes as the ancestor it was derived from. The potato could therefore be described as being the result of the process known as

Eukaryotic cells are theorized to have evolved from prokaryotes called the endosymbiotic theory. this explains that the most primitive eukaryotic cell engulfed a prokaryotic cell (by the process of phagocytosis) that is capable of cellular respiration and another prokaryotic cell that is capable of photosynthesis. these prokaryotic cells eventually became organelles and these organelles are the mitochondria and the chloroplast

The answer is c : ) hope this answered your question!

B] nitrogen fixationmight be wrong, so correct me.want extra on your answers? just go on my account and go on questions and answer, or ask in the comments!