Bleaches work by
A) changing the structure of color-producing groups called chromophores to make them colorless.
B) acting directly on the soiled spot to remove the soil.
C) changing the stains so that they absorb UV light and then release blue light.
D) covering the stains with quaternary ammonium ions so that they are no longer visible.
Question 2
Which of the following does NOT result in an increase in entropy?
A) Water boils.
B) A child scatters her toys.
C) A student cleans his dorm room.
D) A hose sprays water.
The double-stranded structure of DNA
Transfer RNA (tRNA) Structure
Structure of Taste Receptors
Ketone structure
Structure of complex II (succinate dehydrogenase)
Color-enhanced electron micrograph of E. coli undergoing cell division