TABLE 1.

The misconceptions most commonly associated with selected answers for each item pair and the correct answer for each item pair.

Question Pair	Answer Option	Most Commonly Categorized Misconception		Correct Answer
		INTRO	EVO
1/2	A	Reading the tips	Ladder thinking	B
	B	Similarity equals relatedness	Branch length
	C	Reading the tips	Node counting
3/4	A	Reading the tips	Reading the tips	B
	B	Ladder thinking	Branch length
	C	Node counting	Node counting
5/6	A, B	Ladder thinking	Ladder thinking	E
7/8	A, B, C, D, E	Ladder thinking	N/A	E
9/10	A, B, D, E	Ladder thinking	Ladder thinking	C
11/12	A	Reading the tips	Node counting	C
	B	Similarity equals relatedness	Ladder thinking
	C	Ladder thinking	Branch length
13/14	A, B, E	Ladder thinking	Ladder thinking	C
15/16	A, B	Ladder thinking	Ladder thinking	C
	D	Similarity equals relatedness	N/A
17/18	A, B, D	Similarity equals relatedness	Similarity equals relatedness	C
	C	Similarity equals relatedness	Ladder thinking
19/20	A	Ladder thinking	Ladder thinking	D
	D	Similarity equals relatedness	Ladder thinking

N/A = not applicable.