Week 3 Quiz: Chapter 3 and Chapter 4 Partial

A major consequence of respiratory electron transport is formation of:

• an electrochemical gradient, usually of protons

• a glucose gradient

• a DNA gradient

• a peptidoglycan gradient

an electrochemical gradient, usually of protons

ATP synthase can use a proton motive force to synthesize ATP.

True

In prokaryotes, respiratory electron transport occurs primarily in the:

• cytoplasmic membrane

• nucleoid

• cell wall

• ribosome

cytoplasmic membrane

Which term describes nutrients required by cells in relatively large amounts?

• macronutrients

• micronutrients

• growth factors

• trace metals

macronutrients

A microorganism with a high temperature optimum would be classified as a :

• thermophile

• mesophile

• psychrophile

• acidophile

thermophile