In a paper chromatography chamber, which of the following be a mobile phase?
a.) plastic plate
b.) air
c.) paper
d.) alcohol

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

answer: cellular respiration takes in food and uses it to create atp, a chemical which the cell uses for energy. usually, this process uses oxygen, and is called aerobic respiration. it has four stages known as glycolysis, link reaction, the krebs cycle, and the electron transport chain.