Two times "it" in introduction to Hypotheses about the origin of life

Exepected : If there were other life out there in the universe, how similar do you think it would be to life on Earth?

Actual : If there were other life out there in the universe, how similar do you think it would it be to life on Earth?

https://www.khanacademy.org/science/biology/history-of-life-on-earth/modal/a/hypotheses-about-the-origins-of-life