Tests that take place in the lab, such as in a test tube or Petri-dish, outside of a living host, are referred to as _______________ whereas tests that take place in a living host, such as in a patient, are described as ______________.
A)In loco; In vitro
B)In vitro; In loco
C)In vitro; In vivo
D)In loco; In vivo

Question

Quizplus · Accepted Answer

"In vitro" refers to tests outside of a living host, such as in a test tube or Petri-dish, while "In vivo" refers to tests that take place in a living host, such as in a patient. "In loco" is not a commonly used term in scientific research.

Tests That Take Place in the Lab, Such as in a Test