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A technician wearing a circular metal band on his wrist moves his hand (from a region where the magnetic field is zero) into a uniform magnetic field of magnitude 1.8 T in a time of 0.12 s. If the diameter of the band is 5.0 cm and the field is […]

In 500 to 1500 words or less discuss the following: What is the difference between minor and mass extinction events? How many mass extinction events have occurred in Earth’s history. What types of environments and/or ecosystems were most affected during each of these extinction events? What notable major or minor […]

About 8% of the men in a population are red-green color blind (because of a sex linked recessive allele). Answer the following questions, assuming random mating in the population, with respect to color blindness. a) What percentage of women would be expected to be color blind? b) What percentage of […]

1. Complement is normally:a. present in an active state in the blood.b. present in an inactive state in the blood.c. considered a first line of defense.d. a passive type of immunity. 2. Another name for “hardening of the arteries” is:a. angina pectoris.b. myocardial infarction.c. atherosclerosis.d. embolism. 3. The tunica externa […]