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Essential Cell Biology Exam Bundle Graded A+

Exam (elaborations) Chapter 7 - Essential Cell Biology Exam Questions and Answers Exam (elaborations) Chapter 8 Essential Cell Biology Exam Questions and Answers Latest Update Exam (elaborations) Chapter 20 Essential Cell Biology (little focus on cancer sections) Exam Questions with Correct An...

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Essentials of Cell Biology and Neuroscience Exam 1 Questions with Complete Solutions

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Microglia: a) form the myelin sheath around axons in the peripheral nervous system b) stabilize and maintain normal concentration of ions in extracellular fluid c) are part of the brain's immune system d) contain neurotransmitter receptors and generate ESPSPs when excitatory neurotransmitter...

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ESSENTIAL CELL BIOLOGY, FOURTH EDITION CHAPTER 7 FROM DNA TO PROTEIN EXAM QUESTIONS AND ANSWERS

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7-3 Consider two genes that are next to each other on a chromosome, as arranged in Figure Q7-3. Which of the following statements is true? (a) The two genes must be transcribed into RNA using the same strand of DNA. (b) If gene A is transcribed in a cell, gene B cannot be transcribed. (c) Gene ...

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ESSENTIAL CELL BIOLOGY, 4TH EDITION INTRACELLULAR COMPARTMENTS AND PROTEIN TRANSPORT EXAM QUESTIONS AND ANSWERS

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Which of the following statements about the endoplasmic reticulum (ER) is false? (a) The ER is the major site for new membrane synthesis in the cell. (b) Proteins to be delivered to the ER lumen are synthesized on smooth ER. (c) Steroid hormones are synthesized on the smooth ER. (d) The ER m...

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Essential Cell Biology Test Bank Ch 20 Exam Questions with Complete Solutions

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Both multicellular plants and animals have _____________________. (a) cells capable of locomotion. (b) cells with cell walls. (c) a cytoskeleton composed of actin filaments, microtubules, and intermediate filaments. (d) tissues composed of multiple different cell types. - ANSWER-d Which of th...

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Essential Cell Biology Quiz - Chapter 1 Exam Questions and Answers

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DNA contains sequences that: A. code for proteins. B. code for functional RNA molecules. C. are seemingly dispensable. D. regulate gene activity. E. All the above - ANSWER-E: All the above T/F: All cells require oxygen to live. - ANSWER-FALSE In what way are all cells alike? A. They a...

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Essential Cell Biology Exam Questions with Complete Solutions

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Define cell - ANSWER-Cells are membrane enclosed units filled with aqueous solutions of chemicals and endowed with the ability to create copies of themselves by growing and dividing What are the universal features of cells on earth? - ANSWER-1. Hereditary info in the fertilized egg cell determine...

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Essential Cell Biology Exam Questions and Answers

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DNA --->RNA--->Protein - ANSWER-In all living things, genetic information flows from __________ to _________ to ___________. Robert Hooke - ANSWER-By the 17th century, lenses were powerful enough to make out details invisible to the naked eye. Using an instrument equipped with such a lens, ...

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Essential Cell Biology Exam 3 Questions with Correct Answers

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signal transduction - ANSWER-conversion of an impulse or stimulus from one physical or chemical form to another cell signaling - ANSWER-the molecular mechanisms by which cells detect and respond to external stimuli and send messages to other cells hormone - ANSWER-extracellular signal molecule...

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Essential Cell Biology Exam 1 Questions with Verified Answers

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Life: - ANSWER-Cells are the fundamental units of life All living things are composed of cells Cells: - ANSWER-Membrane enclosed units filled with aqueous solution of chemicals and endowed with ability to create copies of themselves by growing and dividing Common features to all life forms: -...

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Essential Cell Biology Exam 1 Questions with Complete Solutions

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alternative splicing - ANSWER-Splicing of RNA transcripts from the same gene in different ways, each of which produces a distinct protein. aminoacyl-tRNA synthetase - ANSWER-Enzyme that attaches the correct amino acid to a tRNA molecule to form an aminoacyl-tRNA. anticodon - ANSWER-Sequence of...

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Essential Cell Biology Chapter 20 Exam Questions with Latest Update

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Epithelial Tissue - ANSWER-Tissue lines and covers; densely packed cells, some specialized Connective Tissue - ANSWER-Tissue with few cells, much extracellular matrix Muscle Tissue - ANSWER-Tissue that's skeletal, smooth, cardiac Nervous Tissue - ANSWER-Tissue for neurons and glial cells ...

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Essential Cell Biology Chapter 18 Exam Questions with Correct Answers

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cell cycle - ANSWER-The orderly sequence of events by which a cell duplicates and divides into two. M phase - ANSWER-Period of the eukaryotic cell cycle during which the nucleus and cytoplasm divide. interphase - ANSWER-Long period of the cell cycle between mitosis and the next. Includes G1 ph...

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Essential Cell Biology Chapter 17 Exam Questions with Verified Answers

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17-1) Which of the following types of cells would you expect to contain a high density of intermediate filaments in their cytoplasm? Explain. A. Amoeba proteus, B. Skin epithelial cells, C. Smooth muscle cells in the digestive tract, D. E. Coli, E. Nerve cell in the spinal cord, F. Sperm Cell, G. P...

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Essential Cell Biology Chapter 17 Cytoskeleton Exam Questions and Answers

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Cytoskeleton - ANSWER-•A network of proteins that extend throughout the cytoplasm as well as the nucleus What are the functions of the cytoskeleton? - ANSWER-•Cell shape •Movement •Cell Adhesion •Intracellular traffic •Cell division •Other specialized functions What are the ...

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Essential Cell Biology Chapter 16-Cell Signaling Exam Questions with Correct Answers

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How does cell-cell signaling influence animal development in an embryo? (3) - ANSWER--receive signals to designate their specialization -receive signals to where they will locate -receive signals on whether it will survive, die, or divide what is signal transduction? - ANSWER-the transmission o...

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Essential Cell Biology Chapter 14 Exam Questions with Verified Answers

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Cell Respiration - ANSWER-Process by which cells harvest the energy stored in food molecules; usually accompanied by the uptake to O2 and the release of CO2. Oxidative Phosphorylation - ANSWER-Process in bacteria and mitochondria in which ATP formation is driven by the transfer of electrons from ...

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Essential Cell Biology Chapter 11 Membrane Structure Exam Questions with Complete Solutions

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plasma membrane - ANSWER-Fatty film so thin and transparent that it cannot be seen directly in the light of the light microscope. Structure is based on a two-ply sheet of lipid molecules about 5 nm - or 50 atoms - thick. Is penetrated by highly selective channels and pumps - protein molecules that a...

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Essential Cell Biology Chapter 8 Control of Gene Expression Exam Questions and Answers

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Housekeeping Proteins - ANSWER-Proteins common to many cell types, concerned with basic metabolic and structural functions. Regulatory DNA Sequences - ANSWER-DNA sequence to which a transcription regulator binds to determine when where & in what quantities a gene is to be transcribed into RNA. ...

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Essential Cell Biology Chapter 6 Key Terms Exam Questions and Answers

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Cancer - ANSWER-Disease caused by abnormal and uncontrolled cell proliferation, followed by invasion and colonization of body sites normally reserved for other cells DNA Ligase - ANSWER-Enzyme that reseals nicks that occur in the backbone of a DNA molecule (in the lab, can be used to join togethe...

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Essential Cell Biology Chapter 5 Exam Questions and Answers

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DNA - ANSWER-Double stranded polynucleotide formed from two separate chains of covalently linked deoxyribonucleic units. It serves as the cell's store of genetic information that is transmitted from generation to generation. Double Helix - ANSWER-The typical structure of a DNA molecule in which ...

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Essential Cell biology Chapter 4 Problem Set Exam Questions with Latest Update

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Predict what would happen to the secondary structure of a protein if an alcohol that disrupts hydrogen-bonding were added. Choose one or more: A. The β sheets would unfold, disrupting protein structure. B. The α helices would unfold, disrupting protein structure. C. Nothing would happen to th...

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Essential Cell Biology Chapter 4 - Protein Structure & Function Exam Questions with Verified Answers

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Protein molecules - ANSWER-Long chains of amino acids held together by peptide bonds What are proteins referred to as? - ANSWER-Polypeptides (Amino acid chains are called polypeptide chains) What do proteins embedded in the plasma membrane form? - ANSWER-Channels and pumps that control the...

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Essential Cell Biology Chapter 3 Practice Set Exam Questions with Latest Update

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Which statement is true? Choose one: A. The heat released by an animal cell comes from the chemical bond energy present in the food molecules it metabolizes. B. A cell generates order by decreasing the entropy of its surroundings. C. The breakdown of food molecules generates heat, which cells th...

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Essential Cell Biology Chapter 1,2,4,5,7&8 Exam Questions and Answers (Latest Update)

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archaea - ANSWER-One of the two divisions of prokaryote, often found in hostile environments such as hot springs or concentrated brine. bacteria - ANSWER-Commonly used name for any prokaryotic organism, but more precisely refers to the eubacteria, the "true bacteria," one of the three major dom...

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Essential Cell Biology Chapter 1 Exam Questions and Answers

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Cells - ANSWER-The basic unit from which a living organism is made; consists of an aqueous solution of organic molecules enclosed by a membrane. Cell Biology - ANSWER-The study of cells and their structure, function and behavior. Cilium (cilia) - ANSWER-Hairlike structure made of microtubules ...

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Essential Cell Biology CH 18 test bank Exam Questions and Answers

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What would be the most obvious outcome of repeated cell cycles consisting of S phase and M phase only? (a) Cells would not be able to replicate their DNA. (b) The mitotic spindle could not assemble. (c) Cells would get larger and larger. (d) The cells produced would get smaller and smaller. - AN...

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Essential Cell Biology 5th Edition - Chapter 1 & 2 Exam Questions and Answers

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What is a similarity between a liver and kidney cell? - ANSWER-Both cells have the same DNA. Both cells are generated during the animal's embryological development. What are some differences between a liver and kidney cell? - ANSWER-Both cells express different genes, which produces different p...

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Essential Cell Biology (4th Edition) Chapter 16 Cell Signaling Exam Questions with Latest Update

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What two methods does proteins use to tell other proteins what they need? - ANSWER-Protein/protein interactions Protein/molecule interactions The Signal that cells receive are converted to a _________ ______. (like a cellphone) - ANSWER-cellular response Signaling Cascade Order - ANSWER-extra...

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Essential Cell Biology - Exam 2 Questions with Correct Answers

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What is a selective barrier? - ANSWER-Within a membrane, there are different concentrations of molecules than the outside of the membrane. What is an internal membrane? - ANSWER-A membrane on an organelle What is the diffusion across a barrier dependent on? - ANSWER-Size and solubility List...

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Essential Cell Biology - Chapter 15 Cell Biology Exam Questions with Correct Answers

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Which of the following statements about the endoplasmic reticulum (ER) is false? - ANSWER-B ) Proteins to be delivered to the ER lumen are synthesized on smooth Er Which of the following statements about membrane-enclosed organelles is true? (a) In a typical cell, the area of the endoplasmic re...

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Essential Cell Biology - Chapter 13 Exam Questions with 100% Correct Answers

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Glycolysis is an anaerobic process used to catabolize glucose. What does it mean for this process to be anaerobic? (a) no oxygen is required (b) no oxidation occurs (c) it takes place in the lysosome (d) glucose is broken down by the addition of electrons - ANSWER-A Which of the followin...

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Essential Cell Bio- Exam Review Questions with Correct Answers

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ions - ANSWER-atoms that gains electrons or lose electrons and become charged ionic bond - ANSWER-bond created from opposite charges; a salt and a non-salt bonded electrostatic attraction - ANSWER-attractive force between oppositely charged atoms, weak in water covalent bonds - ANSWER-elect...

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Essential Cell Bio Chapter 19 Study Guide Exam Questions and Answers

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A Germ cell contains - ANSWER-sperm and egg Germ cells are - ANSWER-diploid the gametes are - ANSWER-haploid (egg or sperm) germ cells (egg and sperm) combine to form? - ANSWER-zygote The zygote is haploid or diploid? - ANSWER-diploid materal and paternal homologs contain - ANSWER-sam...

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Chapter 20 Essential Cell Biology (little focus on cancer sections) Exam Questions with Correct Answers

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B. extracellular matrix - ANSWER-Supportive tissues, such as bone or wood, derive their strength from: A. cells B. extracellular matrix C. cytoskeletal filaments C. turgor pressure - ANSWER-The driving force for plant cell growth is: A. excess sunlight B. extracellular signaling C. turgor ...

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Chapter 8 Essential Cell Biology Exam Questions and Answers Latest Update

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Chapter 8 - ANSWER-Control of Gene Expression gene expression - ANSWER-A complex process by which cells selectively direct the synthesis of the many thousands of proteins and RNAs encoded in their genome Differentiation - ANSWER-process in which cells become specialized in structure and functi...

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Chapter 7 - Essential Cell Biology Exam Questions and Answers

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Central Dogma - ANSWER-Genetic information flows from DNA to RNA to protein. What base is not present in RNA? - ANSWER-T In RNA what base pairs with a base A? - ANSWER-U An RNA molecule can fold into complex 3D shapes because - ANSWER-it is single stranded. All of the RNA in a cell is ma...

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