Answer:
Pea plant flowers of two colors were used i.e., Purple and White. He observed the same ratio in both cases (3:1), in the self and cross pollination. This happens because of the assumptions in Law of Segregation and Law of Independent assortment. He concluded that the purple color is the Dominant and white in recessive as in both self and cross pollination procedures.
Food web provides a better model of an ecosystem and model of many different consumers
Liver would be the answer. Hope this helps. :)
<span>The answer would be Cell specialization</span>
