Q1 of 26 Page 284

The Human Species have genetic roots in:

All human beings are a single species, called Homo sapiens. The genetic footprints of human beings can be traced back to the African roots. We originated from Africa. Thousands of years ago, some of our ancestors left Africa and migrated to other parts of the world and some stayed back.

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When Mendel crossed Tall plant with Dwarf plant what was the ratio of dwarf plants obtained in F2 generation

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