____ is a polymer of glucose and is the most abundant form of plant material on the Earth
a. Sucrose c. Cellulose
b. Lignin d. Char
C
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A ____ is a subdivision of a species, but not so distinct as to be called a species
a. variety c. specimen b. breed d. genus
____________________ is a measurement of the ease of electron flow through a resistance.
Fill in the blank(s) with the appropriate word(s).
The greatest benefit of using a cordless drill is the __________.
A. increased mobility of the user B. increased power supplied by the cordless drill (in relation to that supplied by the corded drill) C. inexpensive cost D. smaller size (in relation to that of the corded drill)
The primary function of an expansion device is to ____.
A. produce a reduction in the pressure on the liquid refrigerant B. regulate the flow of refrigerant into the evaporator C. lower the boiling point of the refrigerant far enough below the temperature of the load to get the needed heat transfer rate D. all of the above