C) A person with an illness cannot be considered healthy. a. Streptococcus pneumoniae - They are both caused by viruses. Match each type of substance to its characteristic. e. thymic development. c. Bruton's tyrosine kinase Answered: Which of the following statements | bartleby b. Which of the following statements accurately describes plant virus infections? Which of the following is something bacteria and viruses have in common? c. Epidemics; pandemics a. a virus. a. Which of the following statements accurately describes the path of Asbestos exposure and smoking each increase lung cancer rates 20-fold. Which statement most accurately describes a virus? c) I b. fall below the CD8 T-cell count c) Cutting and assembling the capsid would be halted. Reference: ref 1 D. Viruses reproduce asexually while bacteria cells reproduce sexually. Which of the following statements about global health trends are true? A virus must use its host-cell processes to replicate. Factor related to the toxic agent - Composition and reactivity of the chemical 25 ppm - Ospreys. Which of the following important considerations in setting environmental health policy is most often overlooked? 13-80 Reverse transcriptase is a _____ encoded by _____. The hydrophobic tails lined up towards each other with their hydrophilic heads pointing out towards the water; this configuration formed a phospholipid bilayer that pulled into a spherical liposome. 6. Most amphibian species are susceptible to the fungus that causes Chytridiomycosis, which is spreading rapidly likely due to environmental changes. When the toxic burden of organisms at a lower trophic level is accumulated and concentrated by a predator in a higher trophic level it is called ______. - Differences between acute and chronic exposures They capture energy from sunlight. c. Haemophilus influenzae 13-41 Trypanosomes escape from adaptive immunity by altering the type of _____ expressed on the parasite surface. 120 seconds. Persistent organic pollutants (POPs) are a concern because being ______. 13-32 A deficiency in _____ causes a condition that closely resembles X-linked severe combined immunodeficiency and is characterized by inefficient cytokine signaling. e. It is secreted and functions as a monomer but facilitates the dimerization of its receptor. Both membranes are selectively permeable and have pores. People living in ______ areas, especially in ______, are particularly susceptible to death linked to air pollution. a. is the place where a cell's genetic material is stored. - Data on which chemicals are endocrine disrupters are not definitive. Which of the following statements about chronic and acute exposure and effects are correct? a. integrase Which of the following virus types inserts a double-stranded DNA copy of its genome into the host cell's genome? c. the garbage truck that hauls away the wastes produced as a product is made d. Mycobacterium tuberculosis Which of the following are environmental disease (health) agents? Chapter 22: Viruses Flashcards | Quizlet Job offers for selected candidates will be made the week of May 1, 2023. Viruses are much smaller than bacteria cells. Which of these sentences properly describes the difference between bioaccumulation and biomagnification? c. I would expect to find the photosynthetic enzymes associated with the mitochondria of the bacteria. Response curve representing no response for low doses - Line c. The idea of hormesis, the nonlinear effect of a toxin in which a low dose is ______ and high dose is ______, was misapplied in a 2018 rule proposed by the EPA that suggested a little pollution was beneficial to health. Pesticide residue on food - Ingestion (gastrointestinal tract) Solved Which of the following statements accurately | Chegg.com - personal ignorance about the hazard O Enveloped viruses do not have protein spikes. anti-HIV antibodies are detectable in their blood serum. a. X-linked agammaglobulinemia: gamma globulin injections d. extracellular spaces; coating itself with human proteins b. Toll-like receptors (TLRs) e. factor I - Most organisms tolerate some exposure to a toxin but ultimately the dose gets large enough to kill them. Car accident To test your knowledge, discuss the following topics with a study partner or in writing, ideally from memory Dog bites and bee, wasp, or hornet stings - These have risks between 1 in 46,562 to 1 in 115,111. In which leaf tissues would you expect to find the highest density of chloroplasts? 13-4 The serotypes of Streptococcus pneumoniae differ in their _____. Which of the following statements accurately describes a difference between viruses and bacteria? Question 4 120 seconds Q. Answered: Which of the following is NOT a core | bartleby You have four methods at your disposal that you can use to analyze the substance in order to determine the nature of the infectious agent. Which of the following statements is true of chloroplasts? A variety of respiratory diseases in humans can be caused by adenoviruses. It is rising in both developing and developed countries. Viruses Furr | Other Quiz - Quizizz a) The gp120 glycoprotein would no longer be able to bind to the CCR5 receptor. a. smooth ER c. lysosome - The dose makes the poison. b. produces the energy needed to run chemical reactions in the cell. d) induce the formation of prions in the nucleus of the cell. With the first bite, you notice their texture is not as crisp and crunchy as you like. 13-39 _____ cause(s) mild and limited disease, whereas _____ cause(s) more severe disease and higher mortality. Which of the following is/are part of accepted cell theory? b. Members of a population vary in their level of sensitivity to a toxin. The tertiary structure consists of eight beta-strands connected by -helices (known as the globin fold) Hemoglobin is a tetramer composed of two different types of globin subunits, each of which has an O 2 binding site Factor related to the organism - Immunological status at the time of exposure to the chemical. d) They have little effect on plant growth. Eradication of diseases such as polio or smallpox. 13-33 Patients who lack _____ are very susceptible to infections with intracellular bacteria, including the ubiquitous nontuberculous strains of mycobacteria. 2 ppm - Large fish Differences in physiology, metabolism, and body size result in species reacting ______ to a specific compound, which makes human risk difficult to estimate. d. Both membranes consist of two concentric phospholipid bilayers and neither is selectively permeable or has pores. - requires manufacturers to show that a substance is not dangerous before it is introduced into the marketplace. - Immunological status affects susceptibility to toxins. County employees are subject . - Reduced cancer risk State of Colorado Job Opportunities | State Job Opportunities d. RAG-1 or RAG-2 - The damage to genetic material by mutagens can lead to birth defects if the exposure occurs during fetal development. c. All living cells have membrane-enclosed organelles. When iodine and starch are mixed together, they form a bluish-black compound that is easily seen. A screen door allows breezes to enter and aromas to exit but keeps out insects. Ospreys eat larger fish. In 1973, the FDA required that cancer-causing compounds must not be present in meat at concentrations that would cause a cancer risk greater than 1 in a million lifetimes. IV. The possibility of suffering harm or loss resulting from a given action is referred to as ______. Chediak-Higashi syndrome caused by the deficiency of CHS1. c. global populations; local populations Which of the following statements accurately describes the properties of gases? A. d. Women are more likely than men to inherit X-linked immunodeficiencies. B) The focus of nurses is the person with an illness. 13-43 Which of the following is not used by the herpes simplex virus to subvert host immune responses? Mutable requirements Emergent requirements Consequential requirements Compatibility requirements SCENARIO: Consider an online shopping portal that allows a customer to browse and purchase different products. Which of the following statements correctly describes one difference between green algae and land plants? Well-posedness for a diusion-reaction compartmental model simulating c. cellular transcription favors the production of HIV-encoded RNA A mutation in the gene encoding the integrase enzyme (the protein that inserts the dsDNA into a host cell's DNA) renders the protein non-functional. Registered Nurse Job in Saint Joseph, MI at Trinity Health I. c. herpes zoster d) I, Which of the following characteristics is the largest contributor to determining a virus's host range? They are only capable of reproducing once inside a living host cell. b. exocytosis. c. CD28 e. the initial phase of infection is followed by clinical latency. B.) Chloropyrifos - Used as a pesticide host cell indefinitely. a. immune-complex disease Small fish eat zooplankton d. sodium ions (Na+), hydrogen ions (H+), sugars, and amino acids, a. water (H2O), carbon dioxide (CO2), oxygen (O2). The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. a. rise markedly after T-cell activation (Use just one word for your answer.). Multiple Choice Q10 Which viruses have single-stranded RNA that acts as a template for DNA synthesis? When a dose-response curve for a particular toxin shows a threshold for the response, it generally suggests ______. Multiple Choice Viruses are typically a piece of genetic material encased in a protein capsule. a. osmosis a. 13-5 All of the following are associated with the ability of influenza virus to escape from immunity except _____. a. d. massive production of IL-2, IFN-, and TNF- When you get home you remove the stems and clean them. Intro to viruses (article) | Viruses | Khan Academy They bind to MHC class I molecules and T-cell receptors. - Though cells have repair mechanisms to restore damaged DNA, there is no safe threshold for exposure to mutagens as the repair process may be flawed. A virus does not have a cell wall, nucleus, and eats. developing countries where many people cannot afford adequate health care or to live in a healthy environment. e. Mycobacterium tuberculosis. - LD50 is the dose of the toxin that is lethal to half the population. a. CD18; produce cell adhesion molecules b. simple diffusion Which of the following statements helps to explain why RNA viruses tend to have unusually high rates of mutation? d. a chromosome, where the pipe cleaners represent bundles of proteins around which the DNA double helix (wired ribbon) is wrapped. O Enveloped viruses do not have protein spikes. b - Shows a linear relationship from zero exposure to the highest dose suggesting that exposure to such toxic agents, no matter how small, carries some risks Developing radiation sickness after exposure to radiation - Acute effect b. b) Negative-sense single-stranded RNA viruses C. HIV leads to AIDS, when about one third of the individual's T cell count is lost. Filter the substance to remove all elements smaller than what can be easily seen under a light microscope. d. lysosomes, The leaves of a plant typically have different tissue layers that function in different ways. Match the mechanism of eliminating toxins to the body part that is responsible for the action. DOC Virus/Bacteria Quiz - PC\|MAC - in the blood of nearly everyone in the United States. c. gp41 a. mitochondria a) co-infection with an unrelated virus that causes the same symptoms Excreting water-soluble salts and other substances - Kidneys. 3. f. CD40 ligand. 13-42 Epstein-Barr virus infects and establishes latency in _____, gaining entry by binding to _____. A layer of lipoproteins, glycoproteins, and phospholipids that covers the outer surface of some viruses is the b. diffusion. e. capsular polysaccharide. a) Double-stranded DNA viruses In assessing the danger of toxic substances, which of these statements are true? d. it made plymouth a royal colony the selective absorption and storage of a great variety of molecules inside cells at levels that are higher than the environment. DDT is deposited in water from agricultural runoff Viruses have a higher metabolism than bacteria cells. answer choices Organism that lives on the cell and causes it harm Something that causes harm to the cell Cell that the virus invades and takes over Question 3 120 seconds Q. e. they are unable to transduce signals when bound to the normal form. 13-56 Bare lymphocyte syndrome leading to a lack of HLA class II molecule expression is due to a defect in _____. UPSC Prelims and Mains Exam - 2nd March 2023 - IASbaba What is the most likely explanation of why they became crunchy again after soaking in water? e. None of the above is mismatched. a. Antigenic drift; antigenic shift True or false: Conservation medicine refers to efforts by biologists to treat sick or injured wildlife. B. HIV is able to hide from the immune system. d. The radish cells were hypotonic to the water in which they were soaking. a) It uses viral RNA as a template for DNA synthesis. - do not damage or kill living organisms by reacting with cellular components to disrupt metabolic functions The radish cells were hypertonic to the water in which they were soaking. d. the plasma membrane, Using the compound light microscope in the lab room, you observe a wet mount slide preparation. The mosquito becomes infected when it feeds on the blood of a person infected with the virus. Viruses can reproduce only using a host cell. Which aspect of antibiotic resistance development in microbes is depicted in this image? 13-14 Epstein-Barr virus-infected cells are poor targets for CD8 T-cell killing because _____. Exposure to radiation during an x-ray for a broken foot - Acute exposure - Most people will tolerate a higher probability of occurrence of an event if the harm caused by that event is low. e. inhibition of ICAM-1 expression. The water will mostly move from side "A" to side "B" because the water concentration is higher on side "A." - Policy decisions about toxins must address how such materials affect not just humans but also organisms that define and maintain our environment. Viruses and Bacteria | Science Quiz - Quizizz In this paper, static cone penetration test data of a project site are used, and random field theory is . The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. c. No; although prokaryotic cells are comparatively less efficient than eukaryotic cells, they are still able to carry out the processes necessary for survival and reproduction. a. d) Reverse transcription would no longer be possible. d. fall below 500 cells/l The nuclear envelope consists of two concentric phospholipid bilayers while the plasma membrane is only one phospholipid bilayer. 5. d. HIV is transferred from an infected person to an uninfected recipient 2019 Electrotherapy Unit III Ultrasound Quiz.docx Why? For additional recruiting questions, please contact Isaac.Phelps@state.co.us. c. No; although prokaryotic cells are comparatively less efficient than eukaryotic cells, they are still able to carry out the processes necessary for survival and reproduction. c. a TAP peptide transporter III. Which of the following statements correctly describes one characteristic of the lytic cycle of viral replication? Indoor and outdoor ______________ pollution contributes to millions of deaths every year. - Acute exposure involves a single contact with a toxic chemical. True or false: Most people in industrialized nations have PFC residues (perflurooctanoic acid) in their blood. The epidermis layer functions like a covering of skin to protect the leaf while vascular bundles carry water and nutrients through the leaf. b. impenetrable How do these molecules arrange themselves to form a mostly impermeable barrier between a liposome and its environment? Bacteria injects DNA into a host cell. This virus attacks the white blood cells (immune cells) of the human body. True or false: All species have approximately the same reaction to a specific compound. a. Toxoplasma gondii 13-18 Which of the following is not associated with bacterial infection due to a genetic defect in or pathogen-induced subversion of normal phagocytic processes? The odds of being involved in a car accident are about 1 in 100 while the odds of being involved in an airplane accident are about 1 in 5,000. a. gene conversion c. the IFN- receptor All living cells arise from preexisting cells, and all living cells have membrane-enclosed organelles. Examine the figure below. Radiation - UV rays. Steps of Virus Infections. If you already knew that the infectious agent was either bacterial or viral, select all the treatments that would allow you to distinguish between these two possibilities. Solubility is important in determining how a substance travels and is absorbed. f. It is able to render target cells responsive even if they express only one functional allele of IFNR1. 13-20 Dominant mutant forms of IFNR1 exhibit all of the following in heterozygotes except _____. Frontiers | Social determinants of health derived from people with b. respiratory syncytial virus b. Dose (amount of experience) - Horizontal (x) axis Public policies regarding toxicity are based on the results of ______, and scientists still have the most confidence in this method. This series recruitment will close on March 28, 2023, at 11:59 pmTHIS POSITION IS ELIGIBLE FOR APPOINTMENT AT STEP 1, $66,164.80. Which of the following statements accurately describes how endocrine disrupters affect us? Car accidents and firearm assaults - These have risks between 1 in 103 to 1 in 285 Factor related to the exposure - Dose and frequency of contact with the chemical It is secreted and functions as a monomer but facilitates the dimerization of its receptor. c) Positive-sense single-stranded RNA viruses d. I would expect to find the photosynthetic enzymes associated with the ER of the bacteria. X=111110201X. Select one or more: O a. d. Transport proteins, channel proteins, and passive carrier proteins all help increase the selective permeability of a phospholipid bilayer membrane. Which of the following groups of people is most likely to have an increased exposure to toxic chemicals because of their job responsibilities? 1. 13-60 Herpes simplex virus favors neurons for latency because of the low level of _____, which reduces the likelihood of killing by CD8 T cells. ** see figure. Solved Which of the following statements accurately | Chegg.com Which of the following statements accurately describes the process of DNA replication? In the following section, we describe this approach in detail. d. myeloperoxidase c. varicella-zoster Which of the following statements accurately describes the difference between the way bacteria cause diseases and the way that viruses cause diseases? True or false: Mortality refers to being ill, whereas morbidity refers to dying from a disease. Which of the following statements accurately describes the path of oxygenated blood? stable, they do not degrade easily and have become extremely widespread in the environment. d. inhibition of peptide transport by transporter associated with antigen processing (TAP) e. protease. - spreading worldwide. Some antibiotics used to treat bacterial infections kill the bacteria by chemically punching holes in the cell wall of the bacteria, by preventing the bacteria from replicating their DNA, or by many other actions that ultimately cause cell death. Rank the stages in biomagnification of DDT, putting the earliest stage on top. A protein molecule, transferrin, embedded in the plasma membrane recognizes iron molecules and causes the plasma membrane to fold in around the iron and take it into the cell. You also notice that the solution inside of the cell is now a dark blue color while the solution in the beaker is still a light yellow color from the iodine. Proviruses form immediately after the RNA genome assembles with viral proteins and infectious irons are produced, 13-68 The pol gene of HIV produces all of the following except _____. You isolate an infectious substance that is capable of causing disease in plants, but you do not know whether the infectious agent is a bacterium, virus, or prion. Predicting whether an individual will recover from a given disease. 7. which one of the following statements is most accurate regarding the Viruses contain DNA, so they are alive. b. osmosis. a. A mutation in the gene encoding the integrase enzyme (the protein that inserts the dsDNA into a host cell's DNA) renders the protein non-functional. e) envelope, It turns out that your evil roommate has a herpesvirus-mediated genital sore. a. lymphocytes and platelets What characteristics define an emergent disease? arXiv:2203.10869v2 [math.AP] 1 Mar 2023 Well-posedness for a diusion-reaction compartmental model simulating the spread of COVID-19 Ferdinando Auricchio( ) I. b. hemagglutinin White-nose syndrome is a fungal disease that is devastating bat populations, causing mortality of 90 percent or more in infected colonies.
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