Which of the following statements is part of the cell theory?
a all living things are made up of one or more cells.
b all cells come from pre-existing cells.
c cells are the basic units of living things.
d all of these

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

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent