Thron of Bougainvillea and tendril of cucurbita are example of
Thron of Bougainvillea and tendril of cucurbita are example of
Retrogressive evolution
Analogous organs
Homologous organs
Vestigial organs
Solution
The thorn of bougainvillea and the tendril of cucurbital are examples of homologous organs. This means that they have a similar origin, but different functions.