Why are aboriginal skeletal analyses more challenging today than earlier in our history?
a. Today, there are so many scientific questions about remains that analyses take a long time.
b. There are fewer skeletal remains left today to study than there were before.
c. In the past, scientists were better educated and able to do analyses more effectively.
d. Many aboriginal groups do not want remains of their ancestors being analyzed for science.
e. The equipment and processes are much more sophisticated and require teams of scientists.
d
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Basic units of the DNA molecule composed of a sugar, phosphate, and one of four DNA bases is called a(n):
a. protein. b. nucleotide. c. intron. d. enzyme. e. chromosome.
Big City Java is a local coffee bar. Using Excel, the manager of Big City Java estimates the weekly demand function for their grand mocha coffees to be Qd = 650 - (15.25 × P). The estimated regression equation suggests which of the following is true?
A) The Law of Demand does not hold for Big City Java's grand mochas. B) If a price of $10 is charged, the predicted weekly demand of grand mocha coffees is 639.75. C) If a price of $5 is charged, the predicted weekly demand of grand mocha coffees is 573.75. D) The horizontal intercept of the demand equation is 15.25.
Microscopic analysis of cut marks on bones reveals that the earliest members of the genus Homo were actually what kind of scavenger?
a. Primary scavenger b. Secondary scavenger c. Tertiary scavenger d. Opportunistic scavenger e. They were not scavengers? they were hunters.
Initiatives aimed at conservation have __________
a. demonstrated that the occupation and activity of indigenous peoples leads to a reduction in biodiversity b. protected the rights of indigenous peoples to remain on their land c. forced indigenous peoples to leave their land d. generated income for indigenous peoples through the development of ecotourism