The Sharp Contrast of Black and White on a Skunk

question 94

Multiple Choice

The sharp contrast of black and white on a skunk warns other animals to stay away, lest they face a noxious spray. This defense is an example of

• A) Batesian mimicry.
• B) amensalism.
• C) character displacement.
• D) crypsis.
• E) aposematism.

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Definitions:

Glomerular Capsule

A cup-like sac at the beginning of the tubular component of a nephron in the kidney that performs the first step in the filtration of blood to form urine.

Simple Cuboidal Epithelium

A single layer of cube-shaped cells, found lining glands and ducts, involved in secretion and absorption.

Podocytes

Podocytes are specialized cells in the kidney that wrap around capillaries of the glomeruli, playing a key role in the filtration of blood to form urine.

Renal Medulla

The innermost part of the kidney, composed of renal pyramids and tubules, responsible for concentrating urine.