Answer:
DNA unzips between base pairs.
Explanation:
This is the first step of protein synthesis.
The part of the nephron that In which part of the nephron are sodium and chloride ions are actively reabsorbed is the Henle's loop. It <span>is the portion of a </span>nephron<span> that leads from the </span>proximal convoluted tubule<span> to the </span>distal convoluted tubule<span>.</span> It's main function is to make a concentration gradient in the medulla of the kidney.
Answer:
it increases oxygen levels and decrease carbon dioxide levels
The immune system. It produces antibodies which fight the bacteria or virus that caused the infection
