Tiktaalik was a prehistoric fish that was an ancestor to modern tetrapods. It shared anatomical features with tetrapods (e.g., four limbs) and fish (e.g., gills, scales). With these features, Tiktaalik could be best described as a(n)(1 point)

Question

Tiktaalik was a prehistoric fish that was an ancestor to modern tetrapods. It shared anatomical features with tetrapods (e.g., four limbs) and fish (e.g., gills, scales). With these features, Tiktaalik could be best described as a(n)(1 point)
Responses

amphibian.
amphibian.

transitional form.
transitional form.

fossil.
fossil.

reptile.

GPT-4o mini · Answer

Tiktaalik can be best described as a **transitional form**. This term refers to organisms that display characteristics of both ancestral and derived groups, which is exactly what Tiktaalik does by sharing features of both fish and tetrapods.