The ratio of 14c to 12c in living organisms is 1.3 × 10-12. the fossilized remains of an organism are discovered and the ratio of 14c to 12c in the fossil is measured to be 2.4 × 10-13. how long ago, in years was the organism alive?

  a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on

There are many you can go on and ask boring questions about being bored when you’re bored : )