The breaking down of complex molecules into simpler molecules which cells can use for food is called . A-glycolosis
B-mitosis
C-transformation
D- fermentation

In the presence of oxygen, glycolysis is followed a. the krebs cycle b. lactic acid fermentation c. alcoholic fermentation d. photosynthesis

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different

In the sentence "a mining company will consider the distribution of coal when deciding how to mine the coal," what does the word distribution mean?