The Tip,or __________,Of an Elongating Axon Resembles a Highly Motile,crawling

Multiple Choice

The tip,or __________,of an elongating axon resembles a highly motile,crawling fibroblast,unlike the bulk of the axon that shows little outward evidence of motile activity.

A) pointiliac
B) elongation cone
C) lamellipodial extension
D) growth cone
E) growth extension