Question

scientists use tissue cultures to study possible medicines that can be used to treat cancer patients. what is one benefit of this procedure? patients do not receive harmful or ineffective medication. the cultured cells are not in their normal environment. doctors know how to treat all types of cancer. one tissue culture can be used for all cancer patients.

Explanation:

Tissue cultures allow testing of medicines before giving to patients, reducing risk of harmful or ineffective meds. Other options are incorrect as cultured - cells' non - normal environment is a drawback, doctors can't treat all cancer types, and one tissue culture isn't for all patients.

Answer:

Patients do not receive harmful or ineffective medication.