The Mesozoic spans from __________ years ago
a. 4.5 million to 60,000
b. 4.5 billion to 543 million
c. 5.43 billion to 45 million
d. 248 million to 65 million
Answer d
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What evidence exists to show that African preagricultural settlements were reliant on water resources for food?
A) harpoons in the archaeological record and sites along the shores of rivers and lakes B) mortars and pestles in the archaeological record and remains of pit houses C) projectile points in the archaeological record and evidence of temporary shelters D) wooden spears in the archaeological record and sites in rock shelters and caves
Hemophilia is due to the presence of an allele on:
A. the X chromosome B. the Y chromosome C. an autosome D. none of these
The arm of a(n) __________ has a full range of motion
a. ape b. strepsirhine c. monkey d. vertical clinger and leaper
The Amish may be used as an example of subcultural variation because:
a. they are racially different. b. they share the values of thrift, hard work, independence, and close family ties that Americans respect. c. they maintain a distinctive way of life that emphasizes agrarian living and loyalty to fellow Amish rather than to the state d. they participate in a rite of passage called rumschpringe. e. they have their own church and do not speak English.