TOEFL Read an Academic Passage Practice #062 - Leaf Abscission and Seasonal Resource Recovery

What you will practice

• Reading comprehension
• Evidence and inference
• Time management

Topic: Biology · Read an Academic Passage

Passage preview

Deciduous plants do not merely lose leaves when cold weather arrives. In many species, leaf fall is an actively regulated process called abscission. Before a leaf separates, cells in a narrow zone at the base of its stalk alter their walls and loosen their…