Although cerana bees must have shared a common ancestor with mellifera, they have evolved into separate species.
The conclusion that two animal species evolved from a common ancestor in recent geological history is best supported by the observation that the species have similar bone structure.
The conclusion<>evolved<>from a common ancestor$$$The conclusion that two animal species evolved from a common ancestor in recent geological history<>is best supported<>by the observation that the species have similar bone structure$$$the species<>have<>similar bone structure