Differences between mitochondrial and E. coli electron transport chains include which of the following?
A. The fundamental principles on which they operate are different.
B. The E. coli chain contains a different array of cytochromes.
C. Higher P/O values are observed in E. coli.
D. The electron transport chain does not involve membranes in E. coli.
Answer: B
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Wild cherry (Prunus avium) is a tree that is native to Europe and parts of Asia and Africa. It has been widely cultivated by humans for its fruit, which are also attractive to birds. Based on this information, wild cherry is most closely related to which of the following plants?
A. Liverworts. B. Mosses. C. Ferns. D. Pine trees. E. Roses.
Which type of connective tissue holds bones together?
a. tendons b. intercellular junctions c. ligaments d. cartilage e. collagen
Which element gives water its ability to create either a weak acid or a weak base, depending on the solute being dissolved?
A) oxygen B) hydrogen C) oxide group D) hydroxyl group
Mammals and dinosaurs did not live during the same time period.
Answer the following statement true (T) or false (F)