Question

the diagram shows evolutionary relationships between species based on genetic similarity. which pair of species are most genetically similar? primates and dinosaurs birds and crocodiles sharks and amphibians crocodiles and rodents

Explanation:

Step1: Understand evolutionary tree concept

Species closer on the tree are more genetically similar.

Step2: Analyze each option

• Primates and dinosaurs are far - apart on the tree.
• Birds and crocodiles share a relatively recent common ancestor compared to others.
• Sharks and amphibians are distant on the tree.
• Crocodiles and rodents are also far - apart on the tree.

Answer:

birds and crocodiles