during dna replication, which enzyme is only needed after all the other ones listed here have done their job? dna polymerase

When the ball is rising up, it gains kinetic energy. when the ball reaches the very top, it will have all potential energy, until it falls back down and gains it kinetic energy. finally when you catch the ball or it falls back down, it would have gained its potential energy back.

An egg, or a sack of flour

The answer is d i think

The answer is hilum.