BIO 353 test 1 multiple choice -ASU questions & answers

A student in a cellular biology laboratory is faced with the task of detecting protein X in muscle cells taken from a rat. The tissue is required to be live while under analysis. Which type of microscopy should be employed? a) Phase contrast light microscopy b) Transmission electron microscopy c) Scanning electron microscopy d) Fluorescence microscopy e) None of the above - CORRECT ANSWER-d) Fluorescence microscopy Which of the following about the Cell Theory is FALSE? a) All cells come from preexisting cells through division b) All organisms consist of one or more cells c) The cell is the basic unit of structure for all organisms d) All cells must contain organelles e) None of the above - CORRECT ANSWER-d) All cells must contain organelles This organelle is involved in the synthesis of lipids, the detoxification of drugs and toxins, and in storage of ions. a) Rough endoplasmic reticulum b) Smooth endoplasmic r