Drag each label to the correct location.
Categorize the structures as homologous or analogous.
The mammalian tail and the human
coccyx (tail bone) differ in their
functions, but the close resemblance
of these structures indicates a
common evolutionary origin.
The function of shells in both turtles
and crabs is protection, but the
anatomy of their shells is different.
The bills of ducks and platypuses
have similar functions but differing
structures.
Homologous
The flippers of both penguins and
dolphins help them swim, but
the internal structures of the
flippers vary.
The leaves of pitcher plants and the
spines of cacti are derived from a
common ancestral form, but these
structures differ in their functions.
Analogous