darwin finches vary in size from 10-20 cm and 8-38g. warbler finches are the smallest species of then all. at some time in history, which selection led to their evolution?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.