10th - 12th grade
If you were building a phylogenetic tree of cats, which of the following would be the best outgroup?
In a comparison of birds and mammals, the condition of having four limbs is
The yellow, blue, and read bubbles represent different phylogenies. How would you describe the yellow bubble?
Both butterflies and bats have the ability to fly due to wing development. How would you describe the evolutionary relationship of the animal's wings?
On a phylogenetic tree, what do the branch lengths represent?
Which protein has the fastest molecular clock?
What is horizontal gene transfer? (select all that apply)