Chapter 7, Problem 8SQ

Summary Introduction

To explain: The reason that why the reaction of the Calvin cycle are not directly dependent on light and yet they usually do not occur at night.

Introduction:

The Calvin cycle also called as dark reaction because this reaction not depends on light. This cycle takes place in the stromal region of chloroplast where ${\text{CO}}_{\text{2}}$ from the environment reacts with the water and formed the glucose (sugar) molecule as an end product and oxygen is evolved in this reaction.