Answer: All proteins contain carbon, hydrogen, oxygen, and nitrogen.
Was a major source...past tense ? don't go by this answer I'd say plants..not sure how specific...lmk and ill answer it if you're still on this
Answer:
Explanation:
When cell divides, the DNA will replicate in the parent cell or make copies of itself and this will make the chromatics to split or divide in order to create a new cell or daughter cell which contain the exact same DNA. The daughter cell then pass these DNA to subsequent generations, when it also undergo cell division and the dna is been replicated
The more important and faster-acting is the lung. By increasing the respiratory rate, we excrete more carbon dioxide, which is in equilibrium with carbonic acid. Breathing more deeply and quickly can move the blood pH toward the alkaline side. ... The kidneys are the other important organ for long-term regulation of pH.