Which of the following is/are (a) good model(s) organisms under the Krogh Princp

Question

Which of the following is/are (a) good model(s) organisms under the Krogh Princple?

(a) The common squid (Loligo vulgaris) because its giant axon allowed for pioneering studies in neuroelectrophysiology.

(b) The western painted turtle (Chrysemys picta) because months-long apneic bradycardia is part of the animal's natural history.

(c) The ruby-throated hummingbird (Archilochus colubris) because it displays a remarkably high rate of maximal oxygen consumption and delivery, and can provide insight into the steps of oxygen consumption and delivery.

(d) The Weddell seal (Leptonychotes weddellii) because as a mammal capable of extremely long and deep dives, it provides insight into the response to (especially underwater) apnea in humans.

(e) All of the above.

Explanation / Answer

(d) The Weddell seal (Leptonychotes weddellii) because as a mammal capable of extremely long and deep dives, it provides insight into the response to (especially underwater) apnea in humans.

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