McGraw-Hill Online Learning Center Test

McGraw-Hill Online Learning Center Test


1. Review the image and answer the following questions.

Why is the analogy of a downhill bucket brigade used to represent the electron transport system?

A. This analogy illustrates the movement of water within the electron transport chain.
B. This analogy represents diffusion, such as occurs through the cristae of the mitochondria.
C. Each electron carrier is alternately reduced and oxidized, as if the electron were a bucket being passed down the bucket brigade.
D. The bucket brigade represents the energy used during the electron transport system.


2. What is the final electron acceptor in the electron transport system?

A. cytochrome complex 3
B. cytochrome complex 4
C. oxygen
D. water
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