Which is the first step to fossil research?
a. Assigning taxonomic name
b. Selecting a site and surveying it
c. Excavating and recovering fossils
d. Comparing fossil variation
e. Cleaning and preparing fossils
b
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Speciation among populations with the same or overlapping geographic ranges is called
A) parapatric speciation B) sympatric speciation C) allopatric speciation D) chronospeciation E) none of these
Genetic equilibrium is maintained in a gene pool under ideal conditions. What forces disturb this equilibrium?
What will be an ideal response?
As Ehrenreich and Hochschild observe in "Global Women in the New Economy," one reason First World women hire Third World women as domestics and nannies is that First World governments have not instituted programs to help them with child care
Indicate whether the statement is true or false.
Culture responds almost exclusively to internal factors for change
a. True b. False Indicate whether the statement is true or false