Answer:
The main purpose of the circulatory system is to transport blood, oxygen, nutrients and hormones to and from different cells and tissues throughout the body.
Explanation:
This system works hand-in-hand with the respiratory system to facilitate the exchange of oxygen and carbon dioxide within the blood per the alveoli in the lungs.
<span>(1) Specific sections of DNA molecules in the
chromosomes are activated.</span> This <span>contain identical chromosomes to function
differently.</span>
However, It would be bright all around. All though the Apollo astronauts that went there, it wasn't as bright as say a desert on Earth but more like an asphalt parking lot.
