The term proof originated from the practice of:
a. testing the color of an alcohol-containing liquid.
b. testing whether an alcohol-containing liquid would ignite.
c. testing whether an alcohol-containing liquid tasted good.
d. testing how much of an alcohol-containing liquid would lead to intoxication.
Question 2
Choose which sequence of events correctly describes the progression of a deficiency disease.
A) Tissue stores are depleted; blood levels decrease; physical signs appear; permanent damage occurs
B) Physical signs appear; tissue stores are depleted; blood levels decrease; permanent damage occurs
C) Permanent damage occurs; physical signs appear; tissue stores are depleted; blood levels decrease
D) Blood levels decrease; permanent damage occurs; physical signs appear; tissue stores are depleted
True-color image of layers of haze in Titan's atmosphere.
One page of color vision chart.
Testing the Chemical Characteristics of Urine with Reagent Strips
Language and Color Perception
Trigonometric Proof
Incomplete dominance shown in the flower color of snapdragons