Although food production is not necessarily __________ than food collection, it is generally __________ per unit of land
A) easier; more productive
B) harder; more productive
C) easier; less productive
D) harder; less productive
A
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Which of the following describes the occurrence of infanticide among primates?
a. Most instances of infanticide can be linked to reproductive benefits to the infant-killer. b. All instances of infanticide can be linked to reproductive benefits to the infant-killer. c. Most instances of infanticide can be linked to a nearby human presence. d. All instances of infanticide can be linked to a nearby human presence.
In "Fieldwork on Prostitution in the Era of AIDS," Sterk found it was essential to interview prostitutes in the presence of their pimps and other prostitutes in order to gain trust
Indicate whether the statement is true or false.
In protein synthesis, the process called transcription is which of the following?
a. Manufacture of tRNA b. Assembly of polypeptide chains c. Manufacture of ribosomal RNA d. Production of amino acids e. Formation of a mRNA molecule
Menarche refers to the onset of:
B. spermatogenesis C. tooth eruption D. antibody production