The stage that is least similar in all three groups is:
a. stage 1. c. stage 3.
b. stage 2. d. stage 4.
D
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Illustrate the reaction center of a purple bacterium with the following features highlighted: antenna pigments, the special pair, protein H, protein L, protein M, quinone pool, and ATPase
Also explain the importance of proximity for these components within a reaction center. What will be an ideal response?
In an experiment the subjects or items being investigated are divided into the experimental group and
(a) the nonexperimental group. (b) the control group. (c) the statistics group. (d) none of these choices.
In aerobic respiration, what is the ultimate fate of the electrons released from the breakdown of glucose?
a. They are combined with NAD+. b. They are combined with ATP. c. They become hydrogen ions. d. They are moved through the electron transport chain. e. They are combined with oxygen and hydrogen ions to form water.
Organic molecules have a carbon backbone and ________ such as -OH and -NH2 that affect their chemical properties.
A. chemical groups B. R groups C. extension groups D. functional groups