The Part of the Nephron Whose Epithelial Cells Are Most

question 40

Multiple Choice

The part of the nephron whose epithelial cells are most responsible for resorption and secretion is the

• A) thin segment.
• B) proximal tubule.
• C) distal tubule.
• D) glomerular capsule (podocytes).

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Definitions:

Genetic Differences

Variations in the DNA sequences among individuals, populations, or species that lead to diversity in traits, behaviors, and susceptibility to diseases.

Isthmus of Panama

A narrow strip of land connecting North and South America, significantly impacting ocean currents and global climate patterns, as well as migration of species.

Geographic Barrier

A physical or environmental feature that prevents the free movement of species, leading to genetic isolation and potentially speciation.

Allopatry

Occurs when populations are in separate, nonoverlapping geographic areas (that is, they are separated by geographic barriers to gene flow).