The clinal decrease in type B blood from East Asia to Western Europe is probably the result of:

a. the founder effect.
b. stabilizing selection.
c. mutation.
d. gene flow.


d. gene flow.

Anthropology & Archaeology

You might also like to view...

Modern humans are considerably larger both in cranial capacity and body size than the earliest hominins. When did body size and cranial capacity increase?

What will be an ideal response?

Anthropology & Archaeology

Answer the following statements true (T) or false (F)

Style and genre are the same thing.

Anthropology & Archaeology

The period between 6000 and 1000 B.C. is known as the ________ and is very similar to the Mesolithic in Eurasia.

A. Archaic B. Late Paleolithic C. Early Neolithic D. Holocene

Anthropology & Archaeology

Compared to Homo erectus, Homo heidelburgensis shows

A) a less massive body B) reduced browridges C) the same degree of facial prognathism D) a fully developed, modern chin E) all of these

Anthropology & Archaeology