Organisms that have the best "Fitness" for their environment are said to have the best Select one:
o a variations
b. homologies
c. adaptations
d. vestiges

Name the type of chemical that speeds up digestion

What drives the atp synthase reactions that produce atp

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.