Portal blood vessels connect two capillary beds found in the _____
A) hypothalamus and thalamus
B) anterior pituitary and posterior pituitary
C) hypothalamus and anterior pituitary
D) posterior pituitary and thyroid gland
C
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When reproductive interests between males and females of the same species differ, as in the case of fruit flies, sexual selection may actually favor adaptations arising in one sex but that are detrimental in the other sex
This, in turn, leads to subsequent "counter-measure" adaptations in the sex that are subject to harm or detriment. This kind of antagonistic sexual adaptation has been termed ________ sexual selection. Fill in the blank(s) with correct word
A pea plant with (Tt) as its genotype should be referred to as
a) the wild type. b) homozygous dominant. c) heterozygous. d) homozygous recessive. e) mutant.
What type of vaccine is the hepatitis B vaccine?
A) inactivated whole pathogen B) attenuated vaccine C) toxoid vaccine D) a recombinant vaccine composed of a single antigen of the hepatitis virus E) a vaccine produced by treating the virus with formaldehyde
Lyme disease is caused by ______ transmitted by ticks.
A) Leptospira interrogans B) Rickettsia typhi C) Borrelia burgdorferi D) Proteus vulgaris E) Rickettsia rickettsii