Answer
A source refers to a body part of a plant that produces more sugars than it requires, usually as the result of photosynthesis. A sink is a plant organ that consumes sugars for growth and storage while producing little or none.
Work Step by Step
A source refers to a body part of a plant that produces more sugars than it requires, usually as the result of photosynthesis. A sink is a plant organ that consumes sugars for growth and storage while producing little or none.