Do the trees in your area have much chlorophyll in them right now? Do you think the trees in your area will have more or less chlorophyll in three months than they do now? Leaves usually change colors during the fall season.

The shift of a vehicle's weight around its center of gravity is known as

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more

Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.