Spring Tides: Choose ALL that apply A. Moon, Sun, and Earth are aligned

B. Highest of the high tides and lowest of the low tides.

C. Moon, Sun, and Earth are perpendicular

D. Occurs twice a month

Glutamic acid: hydrophilic or hydrophobic? positive, negative, or neutral? valine: hydrophilic or hydrophobic? positive, negative, or neutral?

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of