As Part of a Surveying Expedition, You Find a Hummingbird

question 197

Multiple Choice

As part of a surveying expedition, you find a hummingbird with a loss-of-function mutation that prevents it from entering daily torpor.With all other variables the same, you would expect this hummingbird to _______ compared with a hummingbird that does not have this mutation.

• A) use less energy per day
• B) starve to death because of using much more energy per day
• C) be larger in size
• D) have a longer period of winter hibernation
• E) have a higher basal metabolic rate

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Definitions:

Hindlimb

The rear limb of a tetrapod or the legs in bipedal animals.

Sciatic Nerve

The largest and longest nerve in the human body, extending from the lower back through the buttocks and down each leg, responsible for movement and sensation.

Median Nerve

The median nerve is one of the major nerves of the upper limb, running down the arm and forearm, and into the hand, responsible for both sensory and motor functions.

Nerve Plexus

A network of intersecting nerves or fibers that provides sensory and motor control to various parts of the body.