17. How are dust particles that enter the
respiratory system in the air trapped
and expelled?...
17. How are dust particles that enter the
respiratory system in the air trapped
and expelled?
a. Goblet cells use cilia to move
out the dirt
b. Ciliated cells with the help from
excess water in the lungs help
move out the dirt
rGoblet cells secrete mucus to
capture the dirt, ciliated cells
then work the dirt out
d. There is no way for dirt to be
C.
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Give an example of a trait that is controlled by more than one gene.
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Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass
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