AP BIOLOGY

CELL RESPIRATION

GLYCOLYSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Increase the surface area available for ATP synthesis
A
cristae
B
matrix
C
inner membrane
D
outer membrane
Explanation: 

Detailed explanation-1: -Mitochondrion possesses double membrane as its covering. The outer smooth surface and the inner membrane forms infoldings called as cristae, which increases surface area for more formation of energy in the form of ATP.

Detailed explanation-2: -Mitochondrial cristae are the folds within the inner mitochondrial membrane. These folds allow for increased surface area in which chemical reactions, such as the redox reactions, can take place.

Detailed explanation-3: -ATP synthase forms rows of dimers in crista membranes. The mitochondrial F1-Fo ATP synthase is the most conspicuous protein complex in the cristae. The ATP synthase is an ancient nanomachine that uses the electrochemical proton gradient across the inner mitochondrial membrane to produce ATP by rotatory catalysis [34].

Detailed explanation-4: -Mitochondria is a double membraned organelle found in eukaryotic cells. The inner membrane of the mitochondria folds into finger-like projections known as cristae. These projections increase the inner surface area of the mitochondria which provides more area for respiration.

Detailed explanation-5: -The reason mitochondrial membranes need a high surface area is because the process of using oxygen to make energy is carried out on this membrane. The larger the surface area of this membrane, the more room for the membrane-bound cellular machinery that uses oxygen to make energy.

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