Hello there :)
I am quite sure this is a true/false question
This statement is false.
Yes, the cilia and mucus in the trachea does sweep upward, however, it moves the mucus towards the pharynx where it is swallowed not towards the nose where it is sneezed out.
The third answer because I was taught this information
The prokaryotic cell does not have a nucleus but instead they have a chromosome.<span />
The answers are photosynthesis, respiration, decomposition, natural rock weathering and fossil fuel combustion.
