Read the statement below and then answer the questions that follow. Choose your answer based on the observation in the question. It is hypothesized that reptiles were the immediate evolutionary ancestors of birds.
-Both birds and reptiles have a backbone.
A) The observation supports the hypothesis.
B) The observation refutes the hypothesis.
C) The observation has no bearing on the hypothesis.

Question

Quizplus · Accepted Answer

The presence of a backbone is a common trait among many vertebrates, not just birds and reptiles, so it does not specifically support or refute the hypothesis about their evolutionary relationship.

Read the Statement Below and Then Answer the Questions That