An ecosystem experiences a volcanic eruption that covers the area with lava. Which of the following organisms is most likely to be a pioneer species in this ecosystem?

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.