Airways of the mammalian respiratory system function to

a. filter oxygen from carbon dioxide.
b. moisten external air.
c. cool external air.
d. filter water out of the air.
e. keep water out of the lungs.


B

Biology & Microbiology

You might also like to view...

Side chains of amino acids _____

A) are all nonpolar B) are nonpolar if they contain N or S C) are all polar D) may be polar or nonpolar

Biology & Microbiology

The grouping or classification of species is termed ______.

A. genus B. kingdom C. taxonomy

Biology & Microbiology

Bacteria that require special growth factors and complex organic substances are called

A. harmless. B. aerobic. C. anaerobic. D. fastidious. E. pathogenic.

Biology & Microbiology

Which of the following choices represents a genotype possible in an individual diploid organism? Question options:

a. BbCCdd b. BCd c. bCd d. BbCd

Biology & Microbiology