Which of these statistics gives the most accurate measurement of buying power and the cost of living in a country?
A) GDP
B) GNI
C) PPP
D) HDI
E) IMF
Answer: C
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Thousands of genes make up a single ____.
A. chromosome B. DNA C. cell nucleus D. trait E. organism
The binding of ATP to myosin results in which of the following?
A) dissociation of the actin-myosin complex and muscle contraction B) dissociation of the actin-myosin complex and muscle relaxation C) formation of the actin-myosin complex and muscle contraction D) formation of the actin-myosin complex and muscle relaxation
Which site will most likely experience rapid erosion?
A) 1, cliffs composed of hard rocks
B) 2, sediments in a delta
C) 3, the seafloor deep beneath the waves
D) 4, the coastline of a bay
E) 5, the coastline in a branching embayment
Cloud-to-ground lightning begins within the cloud when the localized electric potential gradient exceeds ____ volts per meter along a path perhaps 50 m long
a. 300 b. 3,000 c. 30,000 d. 300,000 e. 3 million