Carbohydrates: glucose, fructose and galactose
Nuclei Acids: DNA and RNA
Here is the complete question
When an individual is exercising heavily and when the muscle becomes oxygen-deprived, muscle cells convert pyruvate to lactate. What happens to the lactate in skeletal muscle cells?
A. It is converted to NAD+.
B. It produces CO2 and water.
C. It is taken to the liver and converted back to pyruvate.
D. It reduces FADH2 to FAD+.
E. It is converted to alcohol.
Answer
C. It is taken to the liver and converted back to pyruvate
It's called development, and we as humans, we have it as well. In development, we age, and then after the physical conditions that affect aging, we die after a certain age.
The answer to your question is nucleus and lysomes. I hope this answers your question correctly if so you are welcome.