Cell Biology Study guides, Class notes & Summaries

Exam #3 Cell Bio Questions And Answers With Complete Solutions

The Cell: A molecular approach Exam with Latest Questions and Expert Answers In E. coli, the major enzyme responsible for DNA replication is DNA polymerase a. I. b. II. c. III. d. . ANSWER c. III Which statement is true of all known DNA polymerases? a. They synthesize DNA in the 5ʹ to 3ʹ direction, and they require a preformed primer hydrogen-bonded to the template. b. They synthesize DNA in the 5ʹ to 3ʹ direction, and they possess primase activity. c. They require a preformed p...

TESTED AND CONFIRMED A+ ANSWERS Quiz:Which division would have primary jurisdiction over a vascular graft with an antibiotic based on primary mode of action? A. CDER B. CBER C. CDRH D. OCP - √Answer :C Quiz:A company wants to modify its legally marketed device such that the modification does not affect the intended use or alter the fundamental scientific technology of the device. If the design outputs of the modified device meet the design input requirements, this change would be bes...

1. What is the Central Dogma? a. Flow of information: DNA -> RNA -> protein 2. What isspecialization? a. =Differentiation: which genes are expressed determine cell fate and function 3. What is the cell theory? a. Cells arise from existing cells; spontaneous generation does not occur 4. Describe confocal microscopy a. Machine scans a laser beam across the image at a specific depth (optical section) 5. Compare Transmission Electron Microscopy and Scanning Electron Microscopy a. TEM:...

What is the digestive system? - A portal for nutrients to gain access to the circulatory system Name examples of monogastric. -pigs -humans -dogs -Turkeys Name examples of ruminants. - Cattle - Giraffe - Bison - Camel Name examples of hind gut fermentors - Horses - Rabbits- - Ostrich - Rhino What is the function of the mouth? - A starting point that begins the digestive process - Dictates food animal eats - Dictates digestive process - Ex: white versus black rhino - White- ...

7.2 Cell Structure & Function Review-Questions and Answers 100%Verified Nucleus - ANSWER-a part of the cell containing DNA and RNA and responsible for growth and reproduction Nuclear envelope - ANSWER-A double membrane that surrounds the nucleus in the cell Nucleolus - ANSWER-The organelle where ribosomes are made, synthesized and partially assembled, located in the nucleus Chromatin - ANSWER-substance found in the nucleus consisting of DNA and RNA and various proteins Smooth Endo...

Module 3: Cell Structure Practice Quiz And Answers Graded A+ Select the image that is representative of an idealized plant cell. - ANSWER- Which structure selectively regulates the transport of substances into and out of a plant cell? - ANSWER-The plasma membrane Which of the following cells contain a plasma membrane? - ANSWER-Animal cells, plant cells, and bacterial cells How many layers of phospholipids make up the plasma membrane? - ANSWER-2 Which statement best describes activ...

3.1 Cell Structure and Function-Questions and Answers Graded A+ Which of the following functions is the cytoskeleton not directly involved in - ANSWER-cellular respiration A student examines a cell using a microscope. He sees a nucleus, a cell wall, and chloroplasts. What is one conclusion he can draw about the cell? - ANSWER-It could be a plant cell What is one difference between plant and animal cells? - ANSWER-Animal cells have smaller vacuoles than plant cells do Which of these s...

Chapter 8 Cellular Transport and the Cell Cycle-Questions and Answers causes a cell to swell - ANSWER-hypotonic solution doesn't change the shape of a cell - ANSWER-isotonic solution causes osmosis - ANSWER-hypotonic and hypertonic solutions causes a cell to shrink - ANSWER-hypertonic solution transport protein that provides a tubelike opening in the plasma membrane through which particles can diffuse - ANSWER-channel protein is used during active transport but not passive tra...

Biology - P1 - Cell Structure and Transport –Microscopy-Questions and Answers Graded A+ of image/actual size - ANSWER-magnification image size/magnification - ANSWER-actual size actual size x magnification - ANSWER-image size magnification of eyepice lens x magnification of objective lens - ANSWER-total magnification 1 - ANSWER-metre (m) 100 - ANSWER-centimetre (cm) 1000 - ANSWER-millimetre (mm) 1,000,000 - ANSWER-micrometre (µm) 1,000,000,000 - ANSWER-nanometre (nm) ...