Basic principles of embryonic development were stated by

Branch of science dealing with the study of cultural evolution of mankind is

How does paleontology, comparative anatomy and morphology help in study of evolution.
 

Choose the homologous organs from the givenoptions.

$(I)$ Vertebrate hearts.

$(II)$ Vertebrate brains

$(III)$ Thorn and tendrils of Bougainvillea andcucurbita respectively

$(IV)$ Vertebrate limbs.

The correct combination is

The similarity of bone structure in the forelimbs of many vertebrates is an example of