The various parts of the endomembrane system serve different functions in the cell. in this activity, you will identify the roles of each part of the endomembrane system.

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Suppose you could go back in time to interview henri becquerel on the day he discovered radioactivity. from his perspective, write an account of the discovery.

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.