Unit 1: 1.- Write a paragraph comparing a colony of cells and a tissue. 2.- Write a paragraph explaining the different connective tissues. 3.- Answer to the following questions: a.- How is the matrix in a bone tissue? b.- What is the function of a gland? c.- What is the function of a mitochondria? d.- Which organelle has no membrane and is involved in proteins formation? d.- What is the function of a muscle tissue?