Study the cladogram below: If both birds and mammals have a four-chambered heart while some reptiles do not, what is the

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Study the cladogram below: If both birds and mammals have a four-chambered heart while some reptiles do not, what is the

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Study the cladogram below:
Study The Cladogram Below If Both Birds And Mammals Have A Four Chambered Heart While Some Reptiles Do Not What Is The 1
Study The Cladogram Below If Both Birds And Mammals Have A Four Chambered Heart While Some Reptiles Do Not What Is The 1 (13.39 KiB) Viewed 67 times
If both birds and mammals have a four-chambered heart while some
reptiles do not, what is
the best explanation as to why birds are
more closely associated with reptiles?
A. Other vestigial structures place birds in a close
relationship with reptiles.
B. Phylogenetic trees show importance to external, rather than
internal, similarities.
C. The heart is a homologous structure that is not used to
determine phylogenetic relationships.
D. The heart must be an analogous structure that has evolved
twice.
Rabbits Primates and Dinosaurs and bids rodents Sharks Ray-finned fish Amphibians Crocodiles Hair E Amniotic egg Four limbs Bony skeleton Vertebrae
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