12 chromosomes. A gamate has half the amount of genetic information.
The last one is false, the plates are almost always moving
Amino acids all contain nitrogen and these are the building blocks that make up the proteins in your hair, muscles, skin and other important tissues. Nitrogen is an important part of your DNA, which defines what you are like in many ways.
1. natural selection acts on existing traits because you can not evolve into something you didn't have
2. original structures evolve to accomplish new function in order to survive
A seismometer is used to measure the motion in the ground caused by earthquakes, volcanoes, or explosives.
