Question

Thylacosmilus is a marsupial, and Smilodon is a mammal. Thylacosmilus and Smilodon both have saber teeth, but they do not share an ancestor that had saber teeth. What are saber teeth for these organisms?

A.analogous structures
B .homologous structures
C.vestigial structures
D.mutated structures

Answer 1

The answer is A

Step-by-step explanation:

Answer 2

Analogous structures

Step-by-step explanation:

Analogous structures are characters that derived separately in two different species to achieve the same function. If the Thylacosmilus and Smilodon don't share an ancestor then saber teeth must be analogous