Prometaphase is an extremely dynamic part of the cell cycle. Microtubules rapidly assemble and disassemble as they grow out of the centrosomes, seeking out attachment sites at chromosome ...

With only half the DNA, when the parent cell combines with another parent cell, the proper amount of DNA is maintained. This solution is called meiosis. Mitosis describes the process by which the ...

This cycle proceeds continuously as long as the car is powered up and in motion; when it's idling, output from the fuel cell is shut off to conserve fuel, and the ultracapacitor takes over to ...