LS1+(7-8)+-+4

4a __explaining that specialized cells perform specialized functions.__ (e.g., muscle cells contract, nerve cells transmit impulses, skin cells provide protection). 4b __comparing individual cells of tissues and recognizing the similarities of cells and how they work together to perform specific functions.__ 4c __explaining how each type of cell, tissue, and organ has a distinct structure and set of functions that serve the organism as a whole__
 * Students demonstrate understanding of differentiation by…**