The Following Questions Are Based on the Observation That Several

question 41

Multiple Choice

The following questions are based on the observation that several dozen different proteins comprise the prokaryotic flagellum and its attachment to the prokaryotic cell, producing a highly complex structure.
-An explanation for the evolution of insect wings suggests that wings began as lateral extensions of the body that were used as heat dissipaters for thermoregulation. When they had become sufficiently large, these extensions became useful for gliding through the air, and selection later refined them as flight-producing wings. If this hypothesis is correct, insect wings could best be described as

• A)adaptations.
• B)mutations.
• C)exaptations.
• D)isolating mechanisms.
• E)examples of natural selection's predictive ability.

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Building Block

A pre-designed and customizable element in document creation software that users can insert into their documents, such as headers, footers, or text boxes.

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A feature in document creation software that allows users to insert and control images within a document with specific properties and formatting options.

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A graphical user interface widget that combines a drop-down list or list box and a single-line textbox, allowing users to select an item from a list or enter a new item.

Combo Box Content Control

A user interface element in document design software that combines a text box with a list box, allowing users to select an item from a list or enter a new one.