According to Theodosius Dobzhansky, socialization and learning processes on which the transmission of culture wholly depends are tied to the length of __________.
A) the dependency period of human infants
B) the average human life span
C) the growing season
D) gestation
A) the dependency period of human infants
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Infectious diseases can delay growth, particularly when coupled with:
a. ?too much protein consumption. b. ?technologies introduced by Western culture. c. poor nutrition. d. ?adequate vitamin D. e. ?humidity.
Analysis of large samples of human mitochondrial DNA has led some researchers to hypothesize that
A. all modern humans are descended from Neandertals in Western Europe. B. all current human mitochondrial DNA comes from one woman who lived in Africa some 200,000 years ago. C. all modern humans are descended directly from chimpanzees and gorillas, but not from orangutans. D. all modern humans are not descended from robust australopithecines. E. all H. erectus populations around the world eventually evolved into populations of H. sapiens.
When assessing evolutionary relationships, one approach is to focus on derived (modified) characteristics. What is this approach called?
a. Cladistics b. Classification c. Taxonomy d. Phylogeny e. Homoplasy
If the expected frequencies of genotypes calculated from the Hardy-Weinberg equilibrium formula do NOT differ significantly from those measured in the population being studied, then evolution is clearly occurring
a. True b. False Indicate whether the statement is true or false