Answer: angular distance north or south from the celestial equator measured along a great circle passing through the celestial poles
Explanation:
The goal was to orbit a spacecraft around the Earth. It has people in it. So the answer is B.
Cation-exchange chromatography is used when the molecule of interest is positively charged, the stationary phase is negatively charged and positively charged molecules are loaded to be attracted to it. So, the amino acids with negative charge will elute the first. Glutamate, leucin, arginine is the order of elution because of their pI values ~3, ~6 ~10.
<span> D. energy storing
Photosynthesis uses energy from the sun to synthesize carbon-based molecules, that will serve as the energy for plants.</span>
