In a Species of Bird Where There Are Significant Physical

question 42

Multiple Choice

In a species of bird where there are significant physical differences between males and females, which of the following is true?

• A) Males only help rear male offspring.
• B) Both the males and females participate equally in rearing offspring.
• C) Males guard the offspring of multiple female partners.
• D) Males are rarely or never involved in rearing offspring.

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Definitions:

Nanotechnology

The science and technology of creating and manipulating materials on an atomic or molecular scale, especially to build microscopic devices or structures.

Restoring Function

The process of rehabilitation or treatment aimed at returning lost capabilities or functioning to an individual after injury, disease, or impairment.

Corticospinal Tract

Bundle of nerve fibers directly connecting the cerebral cortex to the spinal cord, branching at the brainstem into an opposite-side lateral tract that informs movement of limbs and digits and a same-side anterior tract that informs movement of the trunk; also called pyramidal tract.

Motor Pathway

A neural path that signals from the brain or spinal cord to muscles, facilitating movement and motor function.