Answer:
To moisten and to protect the airway from stuff like unknown pathogens and infection
Explanation:
The Trachea also known as the windpipe has tons of 'little hairs' called cilia in the epithelium that protect the throat. When someone smokes or breathes in gases it is destroyed and exposes the trachea. But thats another story. :)
Answer:
B. shot put.
Explanation:
The evaluation of fitness could be figured out with the health related level, parts like flexibility, the strength of muscular, capability of aerobic exercise, etc. In order to remains fit for a daily life maintains the stress level so that the work could be done in easy manner without taking any stress or fatigue
For evaluating the fitness, the push-ups, running, and the standing long jump is involved but the shot put is not involved
Therefore the option B is correct
Answer:
the cell membrane becomes depolarized.
Explanation:
Na+ moves in, K+ moves out.
hope it helps!
D. fossils will help you discover how old the rock is, fossils would not be included in the question if the answer does not relate to them
