At Present the Most Widely Accepted Theory for Movement of Sugars

question 3

Multiple Choice

At present the most widely accepted theory for movement of sugars in the phloem is called the

• A) pressure-flow hypothesis.
• B) cohesion-tension-transpiration theory.
• C) translocation theory.
• D) water-potential theory.
• E) imbibition-guttation hypothesis.

---

Definitions:

Cecum

A pouch connected to the junction of the small and large intestines, playing a role in the digestive system.

Lymphoid Tissue

Part of the immune system made up of a network of lymphocytes (white blood cells) that protect the body from infections and diseases.

Immunity

The body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells.

Ascending Colon

The first section of the colon that receives digested food from the small intestine and moves it upward on the right side of the abdomen.