Which of the following is not part of the peripheral nervous system?
A. sympathetic division of the autonomic nervous system
B. spinal cord
C. parasympathetic division of the autonomic nervous system
D. somatic nervous system
E. sensory pathways
B. spinal cord
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Which of the following can help researchers determine if two genes are homologous to each other?
A. Punnet square B. simple dot matrix C. quadratic equation D. polypeptide structure E. geometric analysis
At Hardy-Weinberg equilibrium
A. allele frequencies change from one generation to the next. B. evolution does not occur. C. allele frequencies remain constant from one generation to the next so evolution does not occur. D. allele frequencies remain constant from one generation to the next. E. evolution occurs at an increased rate.
Your friend does not believe that a platypus can be a mammal because it lays eggs like a bird or reptile. What evidence do you use to defend your position that a platypus is a mammal?
1.It is endothermic. 2.It has a cloaca. 3.It has mammary glands for milk production. 4.It does not have teeth.
E. coli is a good model system for molecular biology studies because
a. it has a small genome. b. it reproduces rapidly. c. mutants can easily be isolated from culture dishes. d. All of the above