Aerobic respiration

[kimikoh]

cant find these on my text book
need help plz

1. If oxygen is NOT available to accept electrons during aerobic respiration, what would happen?
would aerobic processes stop? or fermentation proceeds? or small amounts of ATP produced?

2. During the second stage of cellular respiration,
a. there is a net gain of two ATP
b. the electron transport chain and chemiosomosis use the energy in NADH and FADH2 to produce up to 34 ATP
c.energy is transferred from glucose and pyruvic acid to NADH and DADH2
d. both b and c

[MrMistery]

well, what do you think?