___9. Cell division that forms a bud and as it grows, forms an identical copy of its parent, then separats from the parent to become independent.

___10. Single-celled organisms that reproduce by splitting in two.

___11. Growing a new plant without a seed.

__12. An animal that grows from a separated piece of a parent animal.

A. binary fission
B. regeneration
C. budding
D. vegetative propagation