A.   a group of people defined statistically by clusters of linked genetic traits

B.   a biological classification based on the presence or absence of specific genetic traits

C.   a social classification that is often assumed to have a biological basis

D.   the product of natural selection occurring over thousands of years

E.   a clearly defined biological breeding population

A.   determined purely by genetic traits

B.   a recessive allele

C.   universally present in all human groups

D.   due to a combination of genetic and environmental factors.

A.   can discriminate between genetic and cultural factors in native intelligence

B.   show no significant differences in intelligence among human populations

C.   Are a reliable indicator of genetic differences in intelligence

D.   are culturally biased

A.   always debilitating

B.   the result of genetic experiments gone awry.

C.   present in all people of West African descent.

D.   a genetic adaption to the malarial parasite

A.   based on DNA testing

B.   applied to endogamous breeding populations

C.   culturally arbitrary, even though most people assume them to be based on biology

D.   based on genealogical records

A.   the pigments carotene and melanin.

B.   The foods that you eat.

C.   Reflected color from the blood vessels.

D.   Reflected color from the blood vessels... And The foods that you eat….and The transparency or thickness of the skin. …and

E.   The transparency or thickness of the skin.

A.   subtle variations in skin color among racial groups

B.   Genetic variation with the Cline family lineage.

C.   the genetically determined ability to sing on key

D.   gradual variation in genetic traits across geographic regions

A.   easily sorted into 3 or 4 major groups

B.   show continuous clinal variation across space

C.   correspond to the major continents

D.   Show that Europeans and Africans are easily distinguishable, but Asians are hard to classify

A.   polymorphic

B.   influenced by culture

C.   hereditarian

D.   Climatic

E.   polytypic

A.   The Inuit have a similar body build to Neandertals, with stocky bodies and shorter legs.

B.   The Inuit are so well-adapted to the cold that they wear little clothing.

C.   The Inuit are a cold-weather adapted population , The Inuit have a body build similar to many tropical peoples, The Inuit have a similar body build to Neandertals, with stocky bodies and shorter legs.

D.   The Inuit have a body build similar to many tropical peoples

E.   The Inuit are a cold-weather adapted population