Studies Reconstructing the Opsin Gene of the Common Ancestor of Birds

question 80

Multiple Choice

Studies reconstructing the opsin gene of the common ancestor of birds, dinosaurs, and crocodiles showed that the

• A) opsin was red shifted.
• B) opsin was blue shifted.
• C) common ancestor was likely nocturnal.
• D) Both a and c
• E) Both b and c

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Definitions:

Price Inelastic

A description of a good or service's demand when its quantity demanded is relatively insensitive to changes in its price.

Baseball Cards

Collectible items featuring baseball players, teams, or events, traditionally traded and valued by enthusiasts.

Demand

The quantity of a good or service that consumers are willing and able to purchase at various prices during a specified period of time.

Perishable Crop

Agricultural products that have a short shelf life and can spoil or decay quickly, requiring timely sale and consumption.