Answer:
Explanation:
Option D: <u><em>Increasing the mass by sitting people inside</em></u>
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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.
A serious, inflammatory condition
in which the colon mucosa protrudes through the colon wall is called diverticulitis.
Diverticulitis is a related digestive condition that affects the colon. This
condition occurs when naturally weak part of the colon tears which result in
inflammation or infection. Symptoms of diverticulitis include severe abdominal
pain, fever, nausea and constipation.
Answer:
theyed eventually become extinct because they are unable to reproduce
Answer:
46 chromosomes
or 23 pair of chromosomes but as u asked single it will be 46 chromosomes
