We Know That Whales Evolved from the Same Evolutionary Ancestor

question 68

Multiple Choice

We know that whales evolved from the same evolutionary ancestor as hoofed animals like cows and hippopotamuses because ____________.

• A) whales, cows, and hippopotamuses have the same DNA sequence
• B) whales, cows, and hippopotamuses all exhibit an anklebone with a unique shape
• C) scientists have been able to induce whale embryos to develop into cows in the laboratory
• D) remnants of horns are obvious on the skulls of whales

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