For a contiguous sequence to be most useful in molecular mapping of a particular mutation, what should the contiguous sequence include?
What will be an ideal response?
two markers on either side of the mutation
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Enzymes, some hormones, and structural molecules like keratin and collagen are examples of ______________.
a. carbohydrates b. nucleic acids c. proteins d. lipids
Phosphofructokinase is an important control enzyme in the regulation of cellular respiration. Which of the following statements concerning phosphofructokinase is not true?
A) It is activated by AMP (derived from ADP). B) It is inhibited by ATP. C) It is activated by citrate, an intermediate of the citric acid cycle. D) It specifically catalyzes the conversion of fructose-6-phosphate to fructose-1,6-bisphosphate, an early step of glycolysis. E) It is an allosteric enzyme.
Which of the following is/are true of cryptococcal meningitis?A) It is most often caused by Cryptococcus gattii.B) The pathogen usually enters the body via the respiratory route.C) It is usually a mild form of meningitis that is self-limiting.D) It is most often seen in patients with AIDS.E) The pathogen can be detected in csf specimens by negative staining.
What will be an ideal response?
Encephalitis caused by arboviruses involves
A. coma, convulsions, and paralysis in severe cases. B. muscle aches and joint stiffness. C. fever, headache, and rash. D. myalgia and orbital pain. E. All of the choices are correct.