Which piece of evidence BEST supports the "out of Africa" model of the evolution of modern humans?
A) African populations show the greatest diversity in numbers at a short tandem repeat (STR) locus on chromosome 12.
B) African Homo ergaster/erectus appear almost simultaneously with Asian Homo erectus, 1.6 to 1.9 million years ago.
C) Both Indonesian fossil Homo erectus and modern Australian aboriginal populations (which probably reached Australia by way of Indonesia) have unusually prominent and straight brow ridges.
D) In most regions, there does not seem to be a rapid replacement of earlier hominins by Homo sapiens.
E) There is no solid evidence supporting the "out of Africa" hypothesis.
A
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Gregor Mendel ____
a. discovered the structure of DNA b. claimed that each individual carries a pair of "factors" for a given trait c. demonstrated that traits carried by parents are “blended” in their offspring d. cross-bred thirty different species of pea plants over a span of fifty years e. reasoned that each parent carries one gene for a specific trait
Anaerobic, flagellated protists such as Trichomonas are grouped as ________
Fill in the blank(s) with correct word
In a single family, the parents have brown eyes but all five of their children have green eyes. This is an example of evolution
Indicate whether the statement is true or false
Bones in fingers or toes are called
a. hyoid.
b. patella.
c. scapula.
d. clavicle.
e. phalanges.