Which of the Following Is NOT Correct Regarding the Glycerophosphate

question 49

Multiple Choice

Which of the following is NOT correct regarding the glycerophosphate shuttle?

• A)Glycerol-3-phosphate is translocated across the inner mitochondrial membrane into the matrix.
• B)There are 2 distinct forms of glycerol-3-phosphate dehydrogenase in cells with this shuttle.
• C)It results in the net transfer of electrons to the electron-transport chain from NADH in the cytosol.
• D)Electrons derived from this shuttle enter the electron-transport chain at UQ.

---

Definitions:

Axon

A long, slender projection of a nerve cell, or neuron, that typically conducts electrical impulses away from the neuron's cell body.

Sarcomere

The basic contractile unit of muscle fiber, consisting of actin and myosin filaments, responsible for muscle contraction.

Myofilaments

The filamentous components of muscle cells, including actin and myosin, responsible for muscle contraction.

Actin

A globular protein that forms long filaments which are essential components of the cytoskeleton in cells and interact with myosin in muscle cells to facilitate contraction.