I believe A. Nitrogen is the most abundant Gas.
Your question is rather unclear but from what I can tell either there were not an even amount of Petri dishes or some of them were left open while others were not.
Answer:
larynx
Explanation:
The larynx is the voice box. The vocal folds are part of the larynx. The vocal folds vibrate to create the sound of the voice.
Answer:
True
Explanation:
This is true because in our last study, we learned that proteins were processed through these systems-- therefore, making it true.