Is the deeply felt belief that mortals cannot escape pain and sorrow?

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

What are some possible short and long term medical concerns for crew members on longer space exploration trips

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.