Erikson's concept of _________ is an integrated sense of individuality, wholeness, and continuity.

The tiny sacs in a synaptic knob that release chemicals into the synaptic space are called ______

a. synaptic vesicles b. synaptic knobs c. synaptic nodes d. synaptic clefts

Compared to single-grade classrooms, multigrade classrooms

A) produce students who perform better academically. B) promote competition between students. C) tend to undermine students' self-esteem. D) tend to promote negative attitudes toward school.