Bird Wings and Insect Wings Are Considered to Be Examples

question 56

Multiple Choice

Bird wings and insect wings are considered to be examples of:

• A) divergent evolution.
• B) homoplastic evolution.
• C) vestigial structures.
• D) convergent evolution.
• E) coevolution.

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Definitions:

Renal Papilla

The apex of the renal pyramid in the kidney where urine flows into the minor calyx.

Renal Calyx

A component of the kidney that funnels urine into the renal pelvis; it is the initial chamber where urine collects after it is produced in the kidney.

Renal Pelvis

The central collecting region in the kidney where urine gathers before flowing into the ureter.

Renal Column

Cortical tissue in the kidney that extends between the renal pyramids.