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.
General structure of eukaryotic pre-rRNA transcription units
Levels of protein structure: Secondary structure
Muscle structure seen at the EM level
Incomplete dominance shown in the flower color of snapdragons
plant structure
The tertiary level of protein structure for the respiratory pigment myoglobin