How was human travel affected the human gene pool over the last hundred years( has it increased or decreased the gene pool) ? Is that a good or bad thing?

1. mendel observed that pea plants had traits, such as color, that were either “one or the other,” never something in between. discuss the correlation between mendel’s factors, what they might be, and why pea plant traits come in one form or another—e.g., gray or dark red—rather than blended.