Answer | Crossword Clue |
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heterosis | the increased size and vigor attributable to hybridization |
heteroses | HETEROSIS, the increased size and vigor attributable to hybridization |
heterotic | relating to heterosis, the increased size and vigor attributable to hybridization |
pliocene | noting or pertaining to an epoch of the Tertiary Period, occurring from 10 to 2 million years ago, and characterized by increased size and numbers of mammals, by the growth of mountains, and by global climatic cooling |