What is an apoenzyme?
A) an enzyme made entirely of protein
B) the nonprotein part of an enzyme
C) the protein only part of an enzyme
D) the inactive form of an enzyme
C
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Which ethnic group of the United States can primarily be found in the south and east regions of the country, especially from Mississippi to South Carolina?
A. Asian-Americans B. Hispanic Americans C. Native Americans D. African-Americans
____________________ is a general term applied to any silicate mineral that easily separates into flexible fibers
Fill in the blank(s) with correct word
A reverse biomass pyramid is typical of
A) terrestrial ecosystems because of the high concentration of sunlight. B) terrestrial ecosystems because land can support more animals than water. C) aquatic ecosystems because top consumers reproduce much more slowly and live much longer than producers. D) aquatic ecosystems because water contains much more oxygen than air.
An anticline is
A. a trough-shaped fold with the oldest rocks found in the center of the fold B. a fold shaped like an arch with the youngest rocks found in the center of the fold C. a fold shaped like an arch with the oldest rocks found in the center of the fold D. a trough-shaped fold with the youngest rocks found in the center of the fold