Why are cells arrested with colchicine during metaphase of mitosis when creating a karyotype?

Which process is involved in growing crops? irrigation transportation recreation condensation

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 must be done to breed dogs for a partical trait