Annual, biennial, and perennial plants.

Explain this statement: “In contrast to most animals, which have a stageof embryonic growth, plants have regionsof embryonic growth.”
Explain the difference between primarygrowth and secondarygrowth in plants.
Describe the major differences between annual, biennial, and perennial plants.

Chapter 36

Explain the benefits andcosts of the broad external surface area of many leaves.
Explain this statement: “In plants, the upward movement of xylem sap (water and nutrients) is ultimately solar powered.”
Explain how crassulacean acid metabolism (CAM) is an important adaptation to reduce transpiration in arid environments

Solution: