Mendel crossed a white pea plant and a purple pea plant. From his results, Mendel concluded that the purple flowers were dominant to the white flowers. What results led Mendel to this conclusion? Use the image below
to help you with your answer.

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Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?

Pulmonary arteries carry highly oxygenated blood. true or false?