Growth cones extend and retract finger-like cytoplasmic extensions as if they were feeling their way.These extensions are called
A) adhesion digits.
B) growth cone adhesion digits.
C) filopodia.
D) pseudopodia.
E) siphons.

Question

Quizplus · Accepted Answer

Filopodia are thin, finger-like cytoplasmic extensions that can extend and retract from growth cones. They help the growth cones to sense their environment and navigate towards their target cells. The other options, adhesion digits, growth cone adhesion digits, pseudopodia, and siphons, are not terms commonly used to describe the extensions of growth cones.

Growth Cones Extend and Retract Finger-Like Cytoplasmic Extensions as If