Answer:
I think its rivers and streams
Answer:
Cartilage rings of trachea have protective role
Explanation:
Trachea is a tube, part of the respiratory system, which allows the passage of the air: from larynx to lungs (primary bronchi). It is enveloped with cartilage rings that prevent collapse of the trachea when there is no air. The cartilage "rings" are C-shaped, except one full ring-shaped - the cricoid cartilage which attaches trachea to the larynx.
appear; disappear
im not 100% sure if thats what is being asked, but they fit and are true
The process for cell division in Eukaryotes is call mitosis
Answer:
the answer is cytokinesis