PPT-Chapter 6 – Cells 1 Light Microscopes

Light microscopes are commonly used in classrooms Living cells can be examined The downfall is that they do not magnify a tremendous amount 2 Magnification is the ratio of an objects image to its real size A light microscope can magnify effectively to about 1000 times the real size of a specimen . jlaborg Microscopes Microscopes Microscopes Microscopes Microscopes Microscopes Microscopes brPage 2br Thomas Jefferson National Accelerator Facility Office of Science Education httpeducationjlaborg Microscope Homework Bring in objects to experiment Cellular Biology and microscopy. What is a cell. A bag of chemistry. Separated from environment by CELL MEMBRANE. Controls exchange of materials between cell and environment . Effective barrier. Partially permeable/semi-permeable. The Big Questions. How do we even know cells are even there?. What has advanced our understanding of cells?. Specification Link. Describe how plant and animal cells can be studied in . greater detail . Compound Light Microscope. The microscope pictured on the right is referred to as a . compound light microscope. . The term light refers to the method by which light transmits the image to your eye. . Introduction to cells. Cells form the parts of an organism and carry out all of its functions.. Cells are the basic units of structure and function in living things.. What are cells?. The structure of a living thing is determined by the amazing variety of ways its cells are put together.. Module 1 . Find a seat, I will be here soon!. Bits and Bobs. Text books . Information booklets. What to expect from AS biology.. HOMEWORK 1: read through the 2 booklets.. Cells and the microscope.. What do animal and plant cells look like and how can we work out their size? . Optical Microscope. [photograph]. . Retrieved from https://. commons.wikimedia.org. /wiki/File:Optical_microscope_nikon_alphaphot_+.jpg. Microscopes:. Microscopes are some of the most commonly used pieces of lab equipment. https://www.youtube.com/watch?v=4OpBylwH9DU. . . (6 min). Let’s review…. Cell Theory: 3 . Main Ideas . All . living. things are composed of cells. Cells are the basic units of structure and function in living things. Comparison of relative sizes of molecules, cell membrane thickness, viruses, bacteria, organelles and cells, using the appropriate SI unit.. Size . relationships. of biological and chemical. levels of organization are. Chapter 6: Cells. From Topic 1.1. Nature of science: Looking for trends and discrepancies—although most organisms conform to cell theory, there are exceptions (3.1).. Understandings:. • According to the cell theory, living organisms are composed of cells.. Spontaneous Generation. The supposed production of living organisms from nonliving matter. Francisco . Redi. (1668) – Proposed flies were responsible for maggots in rotting meat. A Recipe For… A Mouse? . DEPARTMENT OF MICROBIOLOGY MTN COLLEGE MADURAI. Definition :  An optical instrument that uses a lens or a combination of lenses to produce magnified images of small objects  especially of obje Overview. Cells . are the basic units of structure and function in living things. . What does cell structure mean? . What it is made of and how its parts are put together.. What does cell function mean? . DENTAL COLLEGE, LATUR (MAHARASHTRA). DEPARTMENT OF ORAL PATHOLOGY CONDUCTING ONLINE COURSE. A Webinar on: Hidden eyes IN PATHOLOGY. 1. DEPARTMENT OF ORAL PATHOLOGY AND . MICROBIOLOGY.