A. Liquids
The earth’s outer core is a fluid layer approximately 2,400km thick
Answer:
The hemoglobin molecule has four binding sites for oxygen molecules: the iron atoms in the four heme groups. Thus, each Hb tetramer can bind four oxygen molecules.
Answer:
Answer is C. Tracking the price of oil when a war in the middle east interrupts the flow of crude oil.
Explanation:
Scientific method is a kind of carrying out research for identifying and subsequently solving a problem. it can also be explained as series of steps in using scientific investigations for answering issues about the nature.