A Gradual Change in Phenotype Across an Environmental Gradient,such as White-Tailed

question 62

Multiple Choice

A gradual change in phenotype across an environmental gradient,such as white-tailed deer changing gradually in size from large in the north to small in the south,is referred to as

• A)migration.
• B)a subspecies.
• C)a cline.
• D)an ecotype.

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Definitions:

Endocrine System

A network of glands and organs that produce, store, and release hormones into the bloodstream to control the body's metabolism, growth, and development.

Malnutrition

A condition resulting from an inadequate or unbalanced intake of nutrients, leading to undernutrition or overnutrition.

Hair Follicles

Microscopic skin structures from which hair grows, providing anchorage and nourishment to the hair.

Dermis

The dermis is the thick layer of living tissue below the epidermis that forms the true skin, containing blood capillaries, nerve endings, sweat glands, hair follicles, and other structures.