Glycolysis occurs in

What is the net gain of $ATP$ when each molecule of glucose is converted to two molecules of pyruvic acid?

Which of the following is formed in the presence of pyruvate kinase?

Which of the following scientists discovered the scheme of anaerobic glycolysis?

Which of the following statements ($i$ to $v$) regarding glycolysis are correct?
$(i)$ It is ten enzymatic reactions that convert a six-carbon molecule to a three-carbon pyruvate and result in a net gain of $2\, ATP$ molecules.
$(ii)$ Glucose undergoes partial oxidation to form one molecule of pyruvic acid.
$(iii)$ Glucose is phosphorylated to give rise to glucose-$6$-phosphate by the activity of the enzyme phosphofructokinase.
$(iv)$ The scheme of glycolysis was given by Gustav Embden,Otto Meyerhof,and $J$. Parnas and is often referred to as the $EMP$ pathway.
$(v)$ $ATP$ is utilized at two steps: first in the conversion of glucose into glucose-$6$-phosphate and second in the conversion of fructose-$6$-phosphate to fructose-$1,6$-bisphosphate.

Choose the correct sentences for glycolysis.
$(1)$ Glycolysis occurs in the cytoplasm of the cell.
$(2)$ During this,one molecule of glucose is converted into two molecules of pyruvic acid.
$(3)$ $O_2$ is not used in this phase.
$(4)$ This phase is known as $TCA$.