Answer:
I believe it the trachea.
Explanation:
According too diagrams the very tip is the larynx and the bronchus is the peice that starts to sprout off. Im not a very good explainer but that what i got hope you get it right!
Primary succession because you have to find the resources to be able to produce that succession. Hope that helps!
Answer: which experiment??
vacuoles or the tonoplast
