What Phylogenetic Evidence Supports the Conclusion That Crocodiles Are More

question 151

Multiple Choice

What phylogenetic evidence supports the conclusion that crocodiles are more closely related to birds than lizards?

• A) Crocodiles and birds share a more recent common ancestor than crocodiles and lizards.
• B) Crocodiles,birds,and lizards have the same,most-recent common ancestor.
• C) Birds and lizards share a more recent common ancestor than birds and crocodiles.
• D) Birds and crocodiles do not share a common ancestor with lizards.
• E) Lizards and crocodiles share a more recent common ancestor than lizards and birds.

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Definitions:

Topographic Relief

The difference in elevation of one feature relative to another; synonym: relief.

Stratigraphic Section

A vertical profile or cross-section through sedimentary rocks or soils showing the sequence and relationship of strata.

Relative Thicknesses

Refers to the comparison of thickness between different layers or sections within a geological or material context.

Rock Units

Distinct continuous layers or bodies of rock that can be identified and mapped across a region.