Biology

The correct answers are: 

C. Eukaryotic

D.Tetrapod

E.Vertebrate

1. Analyze each characteristic:

Hair: Only prosimians and humans have hair as the line for “Hair” is after amphibians and birds on the cladogram. So amphibians and birds do not have this characteristic in common with the group.

Endothermic: Endothermy (the ability to regulate body temperature internally) is a characteristic that only birds, prosimians, and humans have. Amphibians are ectothermic (depend on external sources of heat), so this is not a common trait for all four.

Eukaryotic: The line for “Eukaryotic” is at the base of the cladogram before amphibians, birds, prosimians, and hum...