Mammals have a _____, a strong muscle that assists in respiration
a. diaphragm
b. cloaca
c. choana
d. mandible
A
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In the potato family, the petals are fused to form a _____
A) pistil B) stamen C) corolla tube D) disk flower
The rural/urban interface:
A) allows the best land for growing plants to be reserved for agricultural purposes. B) are changes as populations move outward from the central urban areas. C) allows more of the urban population to gain awareness of agricultural practices. D) are nowadays easily seen as a distinct line in aerial views of cities and towns.
Technician A says that a two-wire variable resistor is called a rheostat. Technician B says that a three-wire variable resistor is called a potentiometer. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Which term describes the PCM using oxygen sensor feedback to control fuel delivery?
A) Closed loop mode B) Clear flood mode C) Open loop mode D) Starting mode