why is it so important for a species tob have generic variation in its population( think about what would have happened to the mice if there were only white mice ​

Acar tire contains 0.0380 m^3 3 of air at a pressure of 2.20 ×10^{5} 5 n/m^2 2 (about 32 psi). how much more internal energy does this gas have than the same volume has at normal atmospheric pressure, 1.01x10^5 5 pa?

How to calculate voltage drop in a series circuit

Positive ions differ from neutral atoms in that