Which is not a method bacteria use to generate new combinations of genes?
A. Binary fission
B. Transformation
C. Transduction
D. Conjugation
Answer: A
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Which hormone increases the absorption of glucose by the body's cells?
A. adrenocorticotropin B. insulin C. adrenaline D. leptin E. glucagon
Specificity refers to ____
a. the ability of MHC markers to identify foreign cells b. the ability of macrophages to destroy bacteria c. the ability of the complement system to form membrane attack complexes d. the formation of specific receptors on T and B cells e. the formation of specific memory cells after an infection
Which of the following is not a type of pseudopod found in protozoa?
A. Filopodia B. Lobopodia C. Reticulopodia D. Peripodia
Cell surface markers involved in immune reactions
A. participate in communication with other cells of the system. B. are the result of genetic expression. C. function in recognition of self molecules. D. aid in cellular development. E. All of these choices are correct.