Scientists Have Tried Raising Endangered Whooping Cranes in Captivity by Using

question 22

Multiple Choice

Scientists have tried raising endangered whooping cranes in captivity by using sandhill cranes as foster parents. This strategy is no longer used because ________.

• A) the fostered whooping cranes' critical period was variable such that different chicks imprinted on different "mothers"
• B) sandhill crane parents rejected their fostered whooping crane chicks soon after incubation
• C) none of the fostered whooping cranes formed a mating pair-bond with another whooping crane
• D) sandhill crane parents did not properly incubate whooping crane eggs

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Definitions:

Plant

Living organisms belonging to the kingdom Plantae that typically grow in a permanent site, absorb water and inorganic substances through their roots, and synthesize nutrients in their leaves by photosynthesis using light energy.

Hydrogenated

Refers to the chemical addition of hydrogen across double or triple bonds in an organic compound, usually to convert unsaturated compounds into saturated ones.

Organic Product

An organic product refers to a chemical compound originating from living organisms or resembling such substances, often used in the context of natural or synthesized organic compounds.

Organic Product

Any chemical compound that results from the synthesis or reaction involving organic compounds, typically containing carbon-hydrogen bonds.