PPT-DNA Genetics Question 1 Most of the DNA of a human cell is contained in the nucleus. Distinguish

  5 marks Question 1 Answers U Unique sequences  H Highly repetitive sequences U occur once in genome H occur many times U long base sequences H short sequences5300 bases. What is DNA?. DNA is where the GENETIC CODE is stored.. It is a set of instructions for building proteins. Sent by the CEO to the WORKERS as instructions for building PROTEINS. Who are the workers?. The RIBOSOMES. Biology 20. Paramecium. Human Cheek Cells. Onion Cells. 1. Before we could see cells... There had to be the microscope!. Early lens makers (often physicists) allowed for the study of microbiology. 2. The Cell Theory:. . 1. . All life forms are made from one or more cells. . 2. . Cells only arise from pre-existing cells. . 3. . The cell is the smallest form of life. . . Types of Cells:. Prokaryotic. Living Environment . Mr. Wiley. 144. Good Morning!. Do now:. Answer the following on your scrap paper.. Describe the role of the nucleus in the cell. Describe the role of the ribosome in the cell. Explain how the nucleus and the ribosome help to maintain homeostasis in the cell.. Notebook Page 12. Warm . Up & Spiral. 2/23/2017. What is the chemical formula for glucose? . How many hydrogen atoms are in glucose? . What is protein synthesis? . OBJECTIVES: 8.L.5.1. -TSWU that cells carry on the many functions needed to support life including cell respiration, photosynthesis, protein synthesis, mitosis, and meiosis. . 1. . Cell . Theory. All. living things are made of . cells.. Cells are the basic unit of . structure & function.. Cells. come from . pre-existing . cells.. Scientists . Who Formed the Cell Theory. Objectives. State the history of genetics;. Describe major century events;. Define terms used in genetics . History of Genetics. People have known about inheritance for a long time.. --children resemble their parents. For each prepared slide . Draw each cell – remember to draw the field of view and label any structures you know. . Record the magnification of each. Make observations of the cells. Include items such as color, structures, size, etc….. How was it discovered?. http://. ed.ted.com. /lessons/insights-into-cell-membranes-via-dish-detergent-ethan-perlstein#watch. The Plasma Membrane. What is the plasma membrane?. Flexible, sturdy barrier of the cell.. nucleus is present in all eukaryotic cells and surrounded by a nuclear membrane . .This organelle has two major functions: . it stores the cell's hereditary material(DNA) . and . it coordinates the cell's activities,. Dr. Mamoun Ahram. Faculty of Medicine. Second year, Second semester, 2014-2014. Structure and function of a nucleus. A repository of genetic information. The nuclear membrane, known as the nuclear envelope, adds an additional level of gene regulation post-. Lectures. . – . 17x2 (Med); . 17x1. (. Stom. ). ;. Seminars. – . 17x3 (Med); . 17x2. (. Stom. ). ;. 3 . concluding . tests. (. tests. + . practical part. ). Final . examination . (. tests. + . 1 Cells and DNA 1 What is a cell? Cells are the basic building blocks of all living things. The human body is composed of trillions of cells. They provide structure for the body, take in nutrient information and serves as the center of regulatory activity . The nucleus is enclosed in a nuclear envelop. A typical interphase plant cell nucleus contains one to . several. nucleoli. lying free in the nuclear matrix.