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1. Describe and contrast the processes of bioaccumulation and biomagnification.
2.Explain the dose-response curve. Why do endocrine- disrupting chemicals such as BPA pose challenges for toxicology?
3.What factors may affect an individual's response to a toxic substance?
4.Name three major types of water pollutants, and provide an example of each. Explain which classes of pollutants you think are most important in your local area.
5.Define groundwater, and list some anthropogenic (human) sources of groundwater pollution. Why do many scientists consider groundwater pollution a greater problem than surface water pollution?
6.Name three industrial fishing practices, and explain how they create bycatch and harm marine life
Draw a restriction map based on the fragments resulting from the following restriction digestions of a 3 kb plasmid
What two major roles does ATP hydrolysis play in muscle contraction?
Cyclic monosaccharides have a chiral carbon that iscalled the ______ carbon.
Human blood may contain either or both of two antigens, A and B. Blood that contains both antigens A and "B is called AB, and blood that contains neither antigens is called type O.
The Meselson-Stahl experiments were groundbreaking studies in molecular biology. Some of the clarity of the centrifugation results was due to the that the DNA was fragmented during handling (although the experimenters did not know it at the time).
1. The duck-billed platypus and other monotremes differ from other mammals in that they? a. are aquatic. b. have mammary glands. c. lay eggs. d. have hair.
Shared derived characters are ___. A taxon such as the class Reptilia, which doesnot include its relatives, the birds, is ___.
Name the technique used to increase a quantity of DNA?
Fermentation by Yeast Procedure
A 68-year-old male is admitted to the hospital for emphysema. He is hypoxic and his labs reveal low oxygen levels. His hematocrit is 65%.
q1. an experiment is designed to learn the mechanism of sucrose uptake by plant cells. cells are immersed in a sucrose
Which of these is not a property of phasic receptors? a) They are fast-adapting. b) They are good for sensing vibration. c) They are sensitive to stimulus changes. d) They are always active.
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