Optical density and viable cell concentration are least proportional to each other during:.

Optical density and viable cell concentration are least proportional to each other during death phase.

Explanation:

What is Death phase?

CELL DEATH EXCEEDS CELL GROWTH BECAUSE OF NO NUTRIENTS OR SPACE.

answer; ///i believe that the correct answer is (the worksheet);

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.