Prokaryotic cells do not have * O A a cell wall.
O B a nucleus.
Ca mitochondria.
D both B and C.

Facilitates growth and change in neurons and the migration of neurons to different sites in the brain

Cells destroy body cells infected by a virus or bacteria.

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.