Based on Comparison of Oxidative Phosphorylation to Photophosphoylation,which of the Following

question 7

Multiple Choice

Based on comparison of oxidative phosphorylation to photophosphoylation,which of the following is TRUE?

• A)Photophosphoylation cannot be uncoupled by an ionophore like can be done with oxidative phosphorylation.
• B)The formation of a proton gradient is required for adequate function of both photo- and oxidative phosphorylation.
• C)Although sequence similarities exist between the ATP synthases from each process,little structural similarity is observed.
• D)Photophosphorylation is not dependent on spontaneous electron flow whereas oxidative phosphorylation requires that electron flow be spontaneous.
• E)None of the above is true.

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Definitions:

Sphenoid Bone

A butterfly-shaped bone at the base of the skull that forms part of the eye socket and the floor of the cranial cavity.

Foramen Ovale

An opening in the septum between the two upper chambers of the heart in a fetus, which closes soon after birth.

Zygomatic

Pertaining to the cheekbone or zygoma, a bone that forms the prominence of the cheek.

Maxillary

Pertaining to the maxilla or the upper jaw bone, which plays a key role in the formation of the upper dental arch and assists in forming the boundaries of three facial cavities: the roof of the mouth, the floor of the orbit, and the sides and floor of the nasal cavity.