Studies have shown that UV radiation rapidly depletes ______, which plays a crucial role in neural tube development of the embryo
a. melanin
b. melanocytes
c. carotene
d. folate
e. omega 3
d
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The purpose of heat-treating stone tool raw material was to
a. create stone tools by subjecting the raw material to heat, which would cause the material to fracture into usable pieces. b. make it more difficult for the raw material to be flaked and shaped. c. improve the flintknapping properties of the raw material. d. have hot stones that could be used for cooking (e.g., dropped into ceramic vessels). e. disguise the original material so that others could not replicate the procedure.
The study of human biology within the framework of human evolution can be said to be the domain of which of the following?
a. Osteology b. Cultural anthropology c. Primatology d. Archaeology e. Physical or biological anthropology
An hypothesis regarding ancestor-descendant relationships that includes a time scale is called a:
a. cladogram. b. cladistic tree. c. phylogram tree. d. phylogenetic tree. e. hypogram tree.
Which of the following does NOT belong with the others?
a. Chekov b. Duke of Saxe Meiningen c. Goethe d. Ibsen e. Shaw