With what do cytotoxic cells interact?  

A.  MHC-I proteins
B.  MHC-II proteins
C.  foreign antigen
D.  MHC-I and MHC-II proteins
E.  MHC-I proteins and foreign antigens


E.  MHC-I proteins and foreign antigens

Biology & Microbiology

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Which of the following is not detected with a special sense?

A) temperature B) balance C) smell D) hearing

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All organisms in the kingdom Animalia are multicellular heterotrophs whose cells lack cell walls.

a. true b. false

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The development of second-line and third-line antimicrobial agents demonstrates

A) cross-resistance B) the effectiveness of first-line drugs C) an effective method to limit drug resistance D) the increasing difficulty of treating drug resistant bacteria

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Most pedigrees showing the hypothetical human trait show the following characteristics: Females are affected twice as frequently as males. Affected fathers may have affected daughters but never affected sons. Half the children of affected mothers and normal fathers are affected. What is the MOST likely mode of inheritance for this disorder?

A. X-linked dominant B. X-linked recessive C. Y-linked D. autosomal dominant E. autosomal recessive

Biology & Microbiology