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Only fathers can pass on pattern baldness to their sons.

A) True
B) False

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A homologous pair of sister chromatids will possess _______ copies of the alleles for each locus.


A) 2
B) 4
C) 8
D) 1
E) 50% of the

F) C) and D)
G) B) and E)

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What personal characteristics and events in Gregor Mendel's life significantly contributed to his ultimate contribution to the study of inheritance?


A) His training in physics and mathematics at the University of Vienna.
B) He failed his physics exam.
C) He failed his natural history exam.
D) He got his teaching license at the age of 21.
E) He got a job as a substitute teacher and enjoyed it.

F) B) and E)
G) A) and D)

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A woman visits her doctor's office complaining of pattern baldness. Her mother and father do not have pattern baldness, but her brother does. The doctor is concerned that she may have the serious condition of __, and he immediately orders blood tests to check her ________ levels.


A) tumor of the adrenal gland, 5-dihydrotestosterone
B) tumor of the reproductive system, testosterone
C) skin cancer, 2,5 alpha-reductase
D) tumor of the adrenal gland, estradiol
E) tumor of the reproductive system, 5-dihydrotestosterone

F) A) and E)
G) B) and C)

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