Which Statement Regarding Embryonic Diapause in the Antarctic Fur Seal

question 12

Multiple Choice

Which statement regarding embryonic diapause in the Antarctic fur seal is true?

• A) The resumption of development following diapause is under photoperiodic control.
• B) Diapause delays implantation for 1‒2 months.
• C) Delayed implantation is facultative in this species.
• D) The period from copulation to birth is about 165 days.

---

Definitions:

Optic Tectum

A part of the brain found in the midbrain of vertebrates, involved in visual processing.

Innate Behavior

Natural, instinctual actions and reactions in animals and humans that are biologically programmed and not learned from experience.

Spatial Clues

Information about the location, arrangement, or orientation of objects in space, often used in navigation and understanding environmental layouts.

Ultimate Explanation

Explanations in biology that address the evolutionary reasons behind the existence of a trait or behavior.