If a population is in genetic equilibrium, the frequency of alleles will:
A. remain constant
B. change only slightly
C. show an increase in dominant alleles
D. show an increase in recessive alleles
A. remain constant
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How have racial barriers changed in the United States over the years?
A) Racial groups remain segregated by a caste-type system. B) Racial discrimination has been overtaken by gender discrimination. C) Racial barriers have been essentially eliminated. D) Some barriers have been lifted, but the “color line” has not yet disappeared.
Caste is more rigid and unchangeable than class. It is difficult for a family to change its class, but virtually impossible to change caste
Indicate whether the statement is true or false
EGO refers to the ____
a. oldest living relative b. oldest living relative on the father’s side c. person from whose point of view we are tracing the relationship d. person who is drawing the kinship chart e. Eldest Grandparent of Origin
C. Darwin's book On the Origin of Species
A) summarized all of the fossil evidence for human evolution B) said almost nothing about human origins and, indeed, was published before there was much evidence of fossil humans C) exempted humans from the rules of evolution in order to avoid offending readers D) presented a convincing case for human evolution E) ignored the enormous number of human fossils known in 1859