CTTAAGGAGCTC. You would get this answer because cytosine and guanine are pairs and thymine and adenine are pairs too.
The question is asking to states on how i earth's early lang environment different than today's land environment and base on my research, I would say that in the past centuries or early ages, the Earth's land environment are compost of tree and plants and the air is still fresh. I hope you are satisfied with my answer and feel free too ask for more
B! The strongest characteristics will survive when the weak ones won't
<span>Aldohexose is the common name</span>