A researcher is culturing cells that require oxygen to live in an incubator where the gas levels are carefully regulated.
If the researcher observes that the pO2 in the incubator is 200 mmHg, what can the researcher deduce about the pO2 of her cells?

A) The pO2 of her cells is greater than 200 mmHg.
B) The pO2 of her cells is less than or equal to 200 mmHg.
C) The pO2of her cellsmustbe greater than 400 mmHg.
D) No determination can be made regarding the pO2 in these cells.
E) None of the answer options is correct.