Question

______ respiration occurs without oxygen as a reactant. anaerobic photosynthesis cellular aerobic rewatch

Explanation:

Anaerobic respiration is a type of respiration that occurs without oxygen as a reactant. Photosynthesis is the process of converting light - energy into chemical energy and is not a type of respiration. Cellular respiration can be aerobic (with oxygen) or anaerobic (without oxygen), but the term 'cellular' alone does not specifically mean respiration without oxygen. Aerobic respiration requires oxygen as a reactant.

Answer:

Anaerobic