Me i'm literally gonna cry if i get this wrong

a student adds a suspension of baker's yeast cells into bread dough. when this mixture is left in a large bowl undisturbed for several hours, the student returns to find that the bread dough has doubled in size. what gas molecule is responsible for this increase in dough size?
a. o2
b. n2
c. h2
d. co2

D. CO2 - Carbon(iv)oxide or carbondiooxide

Explanation:

Since CO2 is a product and not a reactant, the higher the temperature, the higher the rate of cellular respiration.

stridor can't collapse a lung.

the framers of the constitution insisted that federal judges be nominated instead of elected due to their desire to have judges above the shifting whims of the masses.

the hope, whether achieved or not, was that federal judges would only be beholden to the law and that by not having judges be elected, they would be protected if that law dictated an outcome that ran counter to popular opinion.