The stalk of Caulobacter increases in the surface area of the cell, which facilitates absorption of nutrients from nutrient poor environments.
Answer the following statement true (T) or false (F)
True
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Decomposers perform their recycling efforts
on organisms
a. at the end of a food chain. b. on the top of a pyramid. c. that are producers. d. that are consumers. e. that are all of these.
Each of the following bones is part of the axial skeleton EXCEPT which one?
A) ribs B) vertebrae C) sternum D) maxilla E) clavicle
You might have been accidentally exposed to an insecticide while working in a citrus grove. What symptoms of poisoning would you watch for?
A) depression B) Alzheimer's disease C) muscle tremors D) excessive urination
Changes in tool-kit gene expression (i.e. Hox genes) has been important in what events?
A. The diversification of body plans in arthropods. B. The development of the vertebrate jaw. C. The diversification of mollusk body plans. D. All of the above.