The fetus is not rejected because

A. it is too small.
B. it is in an immunologically privileged site.
C. the father is immunosuppressed.
D. it has no antigens.
E. it is in an immunologically privileged site AND the father is immunosuppressed.


B

Biology & Microbiology

You might also like to view...

What antibody predominates during secondary antigen exposures?

A. IgA B. IgG C. IgE D. IgD E. IgM

Biology & Microbiology

A foundation species ____

a. provides a foundation for parasites b. has mutualistic relationships with many species c. defines the nature of a community d. lives in many different habitats e. provides protection for species in its community

Biology & Microbiology

. “Seasonal,” “daily,” and “monthly” all describe what

type of reproductive isolating mechanism? a. behavioral b. temporal c. mechanical d. gamete e. ecological

Biology & Microbiology

Type I hypersensitivity reactions are also commonly known as (allergies/autoimmunities/inflammation).

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology