Question

in many cases, animals display structural traits of their ancestors only during embryonic development. which of the following aquatic organisms might display limbs during embryonic development? correct answer(s) white shark blue whales tuna orca incorrect answer(s)

Explanation:

Mammals like blue whales and orcas evolved from land - dwelling ancestors. They may show limb - like structures during embryonic development. Sharks and tuna are fish without such ancestral traits.

Answer:

blue whales, orca