[Campbell Biology P.602] Figure 26.1 states that the glass lizard Ophisaurus apodus is not c... | Practice Question

Figure 26.1 states that the glass lizard Ophisaurus apodus is not considered a snake despite its appearance. Based on the text, which of the following traits, or lack thereof, distinguishes the glass lizard from a true snake?

  • A: The glass lizard possesses four limbs.
  • B: The glass lizard does not have a highly mobile jaw.
  • C: The glass lizard does not have many vertebrae.
  • D: The glass lizard has scales.

Explanation

Figure 26.1 states: 'the glass lizard does not have a highly mobile jaw or many vertebrae, two traits shared by all snakes.' Therefore, the absence of these traits in the glass lizard distinguishes it from snakes.