What is a phylogeny? a. an outdated system of classification b. an evolutionary history c. a grouping of organisms d. an organism's appearance

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Which type of transport is responsible for oxygen entering into blood cells? a. vesicle b.passive c. facilitated d.active b.passive

The fluid mosaic model of the membrane proposed that membranes