(a) Explain giving examples how artificial selection has helped in the formation of newer varieties of cauliflower.(b) List the steps involved in the formation of new species.(c) How different races of human beings belong to the same species ?
(a) Formation of newer varieties, e.g., Broccoli, cauliflower, red cabbage, etc., by man.(b) Migration, gene flow, natural selection, new species. (c) Capable of interbreeding among themselves.