Question 1 of 10
Why does the author mention a “South American frog” species in the passage?
To make the point that an amphibian’s temperature tolerance depends on a number of factors.
To indicate how precise the range of body temperatures is for certain amphibians.
To contrast its ability to adapt to that of the North American newt.
To help illustrate the range of environmental conditions to which amphibians have adapted.
This is a multiple choice.