[NOTE TAKING. Walter whips out a notebook and starts writing down what Spock is saying, noting the site of his heart and the composition of his blood. Copper based.... Now that is a sample he wants more than anything.]

You wouldn't be opposed to giving a small sample of your blood would you? It could help me immensely in my understanding of how this enclosure and this world can make such biochemically diverse individuals co-exist without any harmful side effects.