Cellular respiration is most accurately described as a(n) __________ process.

The stage of cellular respiration in which most of the ATP is produced is the citric acid cycle.

In glycolysis, a six-carbon glucose molecule is converted to two three-carbon molecules of:

A closed system does not exchange energy with its surroundings.

Pathways that have an overall energy requirement are referred to as:

The stage of cellular respiration in which most of the ATP is produced is the citric acid cycle.

Pathways that have an overall energy requirement are referred to as:

iron, copper and zinc are co-factors.

The ultimate source of energy for all living organisms is grass.

The life and death of cells are governed by: