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Course: Middle school biology - NGSS ?>?Unit 8
Lesson 3: Evidence of evolution: anatomyApply: anatomical evidence of evolution
Problem
The table below shows whether or not a set of organisms has four limbs, a gizzard, and an amniotic egg. A plus sign (+) indicates that an organism has the feature.
four limbs | gizzard | amniotic egg | |
---|---|---|---|
frog | + | ||
alligator | + | + | + |
bird | + | + | + |
Based on the table, which two organisms are most closely related?