Yes, during intense exercise, muscles cell may use fat as a concentrated source of chemical energy. When oxygen is present, the fatty acid chains containing most of the energy of a fat are oxidized and fed into the citric acid cycle and the electron transport chain. Nonetheless, during intense exercise, oxygen is scarce in muscle cells, so ATP must be generated by glycolysis alone.
Answer:
cellular Respiration is that cells use oxygen in mitochondria to make ATP and GTP for cells
Broad niche because it will be able to adapt and have a different niche under the same category
Hope I helped!
If you mean periodic table then it would be atomic number
Answer:
I think it might be Kidneys, liver, stomach, heart, brain, and lungs
Explanation:
I hope this is right im sorry if it is not, cause im just guessing kinda
