They are the first species that could live on dry ground.
Answer:
<em><u>carbon dioxide</u></em>
Explanation:
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Protein plays a crucial role in almost all biological processes and amino acids are the building blocks of it. A large proportion of our cells, muscles and tissue is made up of amino acids, meaning they carry out many important bodily functions, such as giving cells their structure
<span>There are other avenues to find the cure to diseases that do not involve exploiting fetuses.
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