Explain at least four ways that primates are adapted to an arboreal existence. Indicate whether the statement is true or false
Concepts to Consider: Arboreal primates and those primates that evolved from them typically have
binocular (stereoscopic) and very sharp vision, grasping hands, a well-developed sense of balance, a
prehensile or grasping thumb, and may have a prehensile tail as well.
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Agrobacterium infects plants and causes them to form tumors. You are asked to determine how long a plant must be exposed to these bacteria to become infected. Which of the following experiments will provide the best data to address that question?
A) Determine the survival rate of Agrobacterium when exposed to different concentrations of an antibiotic. B) Measure the number of tumors formed on a plant when exposed to various concentrations of Agrobacterium. C) Measure the concentration of Agrobacterium in different soil environments where the plants grow. D) Measure the number of tumors formed on plants, which are exposed to Agrobacterium for different lengths of time.
Bioassays
(a) are performed in a test tube using killed cells. (b) expose a population of living organisms to a test substance. (c) are used for chemotherapy. (d) are none of the above.
____ must have been the first eukaryotic cells
a. Archaea b. Bacteria c. Protists d. Fungi e. Microplants
An industrial ecologist's goals would NOT include:
a. increasing resource use efficiency by altering manufacturing processes. b. designing products that are durable and can be de-manufactured. c. identifying points in the product lifecycle at which waste products can be used in other processes. d. identifying points in the product lifecycle at which waste products can be landfilled.