From the evidence he collected, darwin concluded that organisms on the galápagos islands has, a.) died off b.) moved to warmer climate c.) changed over time d.) never existed

Which list shows the levels of organization of an organism in hierarchical order from left to right, from the smallest to the most complex?

When species lose their habitats they may..

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?