The main function of the respiratory system is to allow the exchange of gases between the atmosphere and the lungs.
Hence,the only structure that carries out this function is the alveoli as other structures such as the nose,trachea and pharynx transport gases to the alveoli just so that it can can out its function.
Answer:
Mutations are random Mutations can be beneficial, neutral, or harmful for the organism, but mutations do not “try” to supply what the organism “needs.”
Explanation:
Answer:
B??? i dont know. dont trust meh
Explanation:
Hydrosphere<span> isnt an isolated system, it interacts with the other global systems, which includes the </span>atmosphere and l<span>ithosphere
</span>
Answer:
Mitochondria
Explanation:
Its the powerhouse of the cell