Biology 2e 2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: Matthew Douglas, Jung Choi, Mary Ann Clark
1 The Study Of Life 2 The Chemical Foundation Of Life 3 Biological Macromolecules 4 Cell Structure 5 Structure And Function Of Plasma Membranes 6 Metabolism 7 Cellular Respiration 8 Photosynthesis 9 Cell Communication 10 Cell Reproduction 11 Meiosis And Sexual Reproduction 12 Mendel's Experiments And Heredity 13 Modern Understandings Of Inheritance 14 Dna Structure And Function 15 Genes And Proteins 16 Gene Expression 17 Biotechnology And Genomics 18 Evolution And The Origin Of Species 19 The Evolution Of Populations 20 Phylogenies And The History Of Life 21 Viruses 22 Prokaryotes: Bacteria And Archaea 23 Protists 24 Fungi 25 Seedless Plants 26 Seed Plants 27 Introduction To Animal Diversity 28 Invertebrates 29 Vertebrates 30 Plant Form And Physiology 31 Soil And Plant Nutrition 32 Plant Reproduction 33 The Animal Body: Basic Form And Function 34 Animal Nutrition And The Digestive System 35 The Nervous System 36 Sensory Systems 37 The Endocrine System 38 The Musculoskeletal System 39 The Respiratory System 40 The Circulatory System 41 Osmotic Regulation And Excretion 42 The Immune System 43 Animal Reproduction And Development 44 Ecology And The Biosphere 45 Population And Community Ecology 46 Ecosystems 47 Conservation Biology And Biodiversity Chapter16: Gene Expression
Chapter Questions Section: Chapter Questions
Problem 1VCQ: Figure 16.5 In E. coli, the tip operon is on by default, while the lac operon is off. Why do you... Problem 2VCQ: Figure 16.7 In females, one of the two X chromosomes is inactivated during embryonic development... Problem 3VCQ: Figure 16.13 An increase in phosphorylation levels of elF-2 has been observed in patients with... Problem 4RQ: Control of gene expression in eukaryotic cells occurs at which level(s)? only the transcriptional... Problem 5RQ: Post-translational control refers to: regulation of gene expression after transcription regulation... Problem 6RQ: How does the regulation of gene expression support continued evolution of more complex organisms?... Problem 7RQ: If glucose is absent, but so is lactose, the lac operon will be. activated repressed activated, but... Problem 8RQ: Prokaryotic cells lack a nucleus. Therefore, the genes in prokaryotic cells are: all expressed, all... Problem 9RQ: The a/a operon is an inducible operon that controls the production of the sugar arabinose. When... Problem 10RQ: What are epigenetic modifications? the addition of reversible changes to histone proteins and DNA... Problem 11RQ: Which of the following are true of epigenetic changes? allow DNA to be transcribed move histones to... Problem 12RQ: The binding of _____ is required for transcription to start. a protein DNA polymerase RNA polymerase... Problem 13RQ: What will result from the binding of a transcription factor to an enhancer region? decreased... Problem 14RQ: A scientist compares the promoter regions of two genes. Gene A’s core promoter plus proximal... Problem 15RQ: Which of the following are involved in post transcriptional control? controlof RNAsplicing controlof... Problem 16RQ: Binding of an RNA binding protein will the stability of the RNA molecule. increase decrease neither... Problem 17RQ: An unprocessed pre-mRNA has the following structure. Which of the following is not a possible size... Problem 18RQ: IS. Alternative splicing has been estimated to occur in more than 95% of multi-exon genes. Which of... Problem 19RQ: Post-translational modifications of proteins can affect which of the following? protein function... Problem 20RQ: A scientist mutates elF-2 to eliminate its GTP hydrolysis capability. How would this mutated form of... Problem 21RQ: Cancer causing genes are called transformation genes tumor suppressor genes oncogenes mutated genes Problem 22RQ: Targeted therapies are used in patients with a set gene expression pattern. A targeted therapy that... Problem 23CTQ: Name two differences between prokaryotic and eukaryotic cells and how these differences benefit... Problem 24CTQ: Describe how controlling gene expression will alter the overall protein levels in the cell. Problem 25CTQ: Describe how transcription in prokaryotic cells can be altered by external stimulation such as... Problem 26CTQ: What is the difference between a repressible and an inducible operon? Problem 27CTQ: In cancer cells, alteration to epigenetic modifications turns off genes that are normally expressed.... Problem 28CTQ: A scientific study demonstrated that rat mothering behavior impacts the stress response in their... Problem 29CTQ: Some autoimmune diseases show a positive correlation with dramatically decreased expression of... Problem 30CTQ: A mutation within the promoter region can alter transcription of a gene. Describe how this can... Problem 31CTQ: What could happen if a cell had too much of an activating transcription factor present? Problem 32CTQ: A scientist identifies a potential transcription regulation site 300bp downstream of a gene and... Problem 33CTQ: Describe how RBPs can prevent miRNAs from degrading an RNA molecule. Problem 34CTQ: How can external stimuli alter post-transcriptional control of gene expression? Problem 35CTQ: Protein modification can alter gene expression in many ways. Describe how phosphorylation of... Problem 36CTQ: Alternative forms of a protein can be beneficial or harmful to a cell. What do you think would... Problem 37CTQ: Changes in epigenetic modifications alter the accessibility and transcription of DNA. Describe how... Problem 38CTQ: A scientist discovers a virus encoding a Protein X that degrades a subunit of the elF4F complex.... Problem 39CTQ: New drugs are being developed that decrease DNA methylation and prevent the removal of acetyl groups... Problem 40CTQ: How can understanding the gene expression pattern in a cancer cell tell you something about that... Problem 38CTQ: A scientist discovers a virus encoding a Protein X that degrades a subunit of the elF4F complex....
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Concept explainers
Microbiology question. Chose the right answer
Transcribed Image Text: Question 18
Which of the following disease is MOST transmissible?
O Covid-19
O HIV
O Influenza
O SARS
measles
O guide-RNA
Study of lifeforms too small to see with the naked eye, including bacteria, viruses and protozoans. Microbiologists may study bacteria, yeast, or other microbes to understand better their reproduction, life cycle, or role in causing disease.
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