Lactic acid fermentation occurs in muscle cells when is in low supply.
a. carbon dioxide
b. oxygen
c. ethyl alcohol
d. water

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

Natural resources are any materials that humans obtain from the earth to meet our wants and needs.

Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?