which of the following statements accurately describes viruses?

13-9 Which of the following statements regarding herpes simplex virus is false? Culture the substance by itself on nutritive medium, away from any plant cells. What are the qualities of PFCs that make them so useful? With the first bite, you notice their texture is not as crisp and crunchy as you like. - caused by a fungus that thrives in cool, moist caves where bats hibernate Which of these best describes a virus? Question 12. - People tolerate high risks in activities of their choosing, as they often have an exaggerated view of their abilities to control fate. Match each type of substance to its characteristic. . a. is the site where lipids destined for other cellular compartments are manufactured. They bind to MHC class I molecules and T-cell receptors. Your friend says you should refrigerate them in a bowl of water overnight. In assessing the danger of toxic substances, which of these statements are true? Explanation :-:virus are acellular. True or false: Conservation medicine refers to efforts by biologists to treat sick or injured wildlife. c. fall below 1000 cells/l Which of the following statements accurately describes the lysogenic cycle of lambda () phage? c) use reverse transcriptase to incorporate the virus genome into the host cell DNA. "Approximately 88% of our 2022 revenue came from technology-enabled business solutions. ___________________, whereas the reason that gulls, who are tertiary consumers, have about 240 times the concentration of compounds as compared to the small insects sharing the same environment is due to _________________. 2 ppm - Large fish 13-40 Which of the following is not a virus that can cause a persistent infection in the host by establishing latency? c. the use of other types of bacteria. There are 4 serotypes of the virus . Eradication of diseases such as polio or smallpox. What is a probability calculation and how is it used in risk assessment? 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. - Vegetables, whole grains, and other healthy foods can boost our ability to tolerate toxins. a. 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. a) the proteins on the viral surface and that of the host cell membrane Toxins - Lead host cell indefinitely. ; Patriot Platinum Travel Medical Insurance SM . d. They contain an entire copy of a cell's genetic material. 1. b. Quiz 19: Viruses | Quiz+ Ebola hemorrhage fever is caused by a ______, and was the source of an epidemic in western Africa in 2014. Ribosomes are very small non-membranous organelles that can either exist freely in the cytoplasm or be embedded in the endoplasmic reticulum of a cell; they are associated with the synthesis of 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. II. b. c. oxygen (O2) a. Toxoplasma gondii d. They do not readily mix with the hydrophobic tails forming the core of the phospholipid bilayer; therefore, the only way they can move into the cell is by endocytosis. They are recycled by endocytosis more quickly than the normal receptor. The global navigation satellite system-interferometric reflectometry (GNSS-IR) was developed more than a decade ago to monitor soil moisture content (SMC); a system that is essentially finished has emerged. d. a ribosome. CD19 CAR antigen engagement mechanisms and affinity tuning Our goal is to let community members put their participance into new projects with confidence. Question 1. Comparative Study on Socio-Spatial Structures of the Typical Plain a) interference with viral replication 13-45 Which of the following is not a characteristic of staphylococcal enterotoxins? mutations are introduced into the virus. c. a mitochondrion. b. NADPH oxidase; produce superoxide radical (-) 4. Immune responses against S. pneumoniae are serotype-specific and protect only against strains that possess the same capsular polysaccharide antigens. - possibly spread by humans from one cave to another on their shoes and clothing. Which of the following statements accurately describes how endocrine disrupters affect us? b) Vertical transmission is the transfer of DNA from one type of plant virus to another, and horizontal transmission is the exchange of DNA between two plant viruses of the same type. 13-25 Deficiencies in complement components C5-C9 and properdin (factor P) are associated with _____. - Exposure to carcinogens can result in invasive, out-of-control cell growth that can cause malignant tumors. Potential routes of exposure to toxins in the environment. All of the answers given. - Our increasing ability to detect traces of a substance sometimes means that though we can detect it, the level may be too low to cause harm. Allergens are substances that affect us by ______. c. variable surface glycoprotein (VSG) 13-38 The mode of evolution responsible for the production of recombinant influenza viruses composed of a genome derived from two different influenza variants is called _____. It is secreted and functions as a monomer but facilitates the dimerization of its receptor. The measles virus causes pancreas and liver infections. b. it founded the plymouth colony under a proprietary governor. A metal such as lead that is stable, resistant to degradation, and can impair children's health long after exposure and far from where it might have first been used is of concern because of its _______. Virus inject the nucleic acid into the host cell, and the nucleic acid integrates into the host cell DNA, and stay dormant for a long time. a) Vertical transmission is transmission of a virus from a parent plant to its progeny, and horizontal transmission is one plant spreading the virus to another plant. True or false: Wind turbine syndrome is considered a psychogenic condition because people who are opposed to wind turbines often claim that noise and shadow flicker caused by moving turbines make them sick even though there is no medical evidence for cause and effect. d) the proteins on the viral surface and that of the host cell membrane. Why do scientists repeat their experiments over and over again? Many important cellular functions in eukaryotic cells occur within membrane-enclosed organelles, such as cellular respiration occurring within the mitochondria. Match the following causes of death with the lifetime chance of dying that way in the United States. Viruses contain organelles while bacteria cells do not Tags: Question 2 SURVEY 30 seconds Q. 13-39 _____ cause(s) mild and limited disease, whereas _____ cause(s) more severe disease and higher mortality. b. Factor related to the organism - Immunological status at the time of exposure to the chemical. Endocrine disruptors like BHA in facial moisturizers - Absorption (dermal) Answered: Which of the following is NOT a core | bartleby Machines | Free Full-Text | Dynamic Modeling and Vibration The radish cells were hypotonic to the water in which they were soaking. Hazardous substances - These substances are dangerous because they are flammable, explosive, acidic, caustic, irritants, or sensitizers. A. Gases expand very easily due to a property called compressibility. Well-posedness for a diusion-reaction compartmental model simulating a. d) ability to remove all viruses from the infected host. You and your parents may disagree about the risk associated with your exposure to tobacco or alcohol. d. The radish cells were hypotonic to the water in which they were soaking. c. nuclear pore. Which Statement Accurately Describes Capitalism? - WHICH FGE The Black Death, the 1918 influenza, and the H1N1 flu virus were all ______, as they caused widespread and worldwide infections. Which of the following statements about global health trends are true? Neither membrane is selectively permeable or has pores. Setting environmental health policy is challenging because ______. Substances that cause invasive, out-of-control cell growth resulting in tumors are called ______. If each sugar molecule represents a percentage point of sugar dissolved in the solution, what change would you expect to see in the solution level over time and why? 13-11 Herpesviruses include all of the following except _____. A long piece of ribbon wired along both long edges is twisted into a helix and wrapped around individual pipe cleaners that have been rolled into spools; this grouping is then twisted (super coiled) again to condense it. Which of the following characteristics is the largest contributor to determining a virus's host range? - Pesticide residues are not necessarily harmful, for a substance produces a harmful effect only if it reaches within the body in a high enough dose. This specifically makes alcohol a ______. Patriot Lite Travel Medical Insurance SM - Addresses the insurance needs of U.S. and non-U.S. citizens who need temporary medical insurance while traveling for business or pleasure anywhere outside of their home country. d. a chromosome, where the pipe cleaners represent bundles of proteins around which the DNA double helix (wired ribbon) is wrapped. a. the phagosome; inhibition of fusion of the phagosome with the lysosome 13-24 All of the following are X-linked immunodeficiencies except _____. Which of the following statements accurately describes plant virus infections? c. the garbage truck that hauls away the wastes produced as a product is made a) enter a replicative cycle that does not kill the host cell. Using this kind of framing camera to diagnose the internal hot spot causes the light emitted from the same point in the target to appear at different positions on different frames, resulting in framing images that cannot accurately judge the evolution process of implosion, which seriously affects the accuracy of the measurements. d. There will be no net movement of water because the solutions are isotonic. PDF Name: Date: Block: Bacteria & Virus Unit Review - lcps.org Factor related to the toxic agent - Composition and reactivity of the chemical b. a. Epstein-Barr virus True or false: All species have approximately the same reaction to a specific compound. True or false: Mortality refers to being ill, whereas morbidity refers to dying from a disease. 13-6 All of the following use gene conversion to avoid immune detection except _____. c. Most deficiency syndromes are caused by dominant gene defects. c. varicella-zoster c. herpes zoster b. osmosis. c. Haemophilus influenzae d. stores water, nutrients, and enzymes. 34 Questions Show answers. This is because the solution on the left side of the figure is hypotonic while the solution on the right side of the figure is hypertonic. 6 Tco 1 Which Statement Best Describes A Capitalist. Filter the substance to remove all elements smaller than what can be easily seen under a light microscope. - The mere presence of a toxin is insignificant without considering how much is there, where it is located, how accessible it is, and who is exposed. 4. Which of the following statements accurately describes a difference Morbidity refers to _____________, whereas mortality refers to ____________. What characteristics define an emergent disease? b. diffusion. Water-soluble types - These substances move widely in the environment and also have ready access to body cells as their solvent is ubiquitous Auditing CIS Reviewer - adt - AUDITING IN A COMPUTERIZED ENVIRONMENT What is this speed in meters per second? Match the concentrations of DDT to where that concentration might be found based on the level of biomagnification. Multiple Choice Q09 Which of the following statements correctly describes the most probable fate of a newly emerging virus that causes high mortality in its host? e. A cDNA intermediate is required in order to produce a provirus. Patriot Multi-TripSM - Quote I. A majority of the MRSA (methicillan-resistant Staphylococcus aureus) infections recorded in 2011 were related to ______. What is the most likely explanation of why they became crunchy again after soaking in water? d. creates energy by converting ribosomes to proteins. Which of the following statements helps to explain why RNA viruses tend to have unusually high rates of mutation? 13-10 Which of the following is not associated with the reactivation of herpesviruses? Some allergens act directly as ______, and the immune system recognizes them as foreign, stimulating the production of specific antibodies. b. hydrophilic; hydrophobic; They line up hydrophobic tails facing each other at the center line of the membrane with the hydrophilic heads facing outward, away from the center line of the membrane. a) Double-stranded DNA viruses Lead was banned from gasoline and paint in the 1970s and health problems associated with its exposure have dropped significantly since then. Which one of the following accurately describes the cause:effect relationship of ultrasound? Q. A piece of dialysis tubing has been filled with a cloudy white solution of 5 percent starch, 5 percent egg albumin (protein), and 5 percent glucose (a small sugar) dissolved in water to simulate a cell. Which of the following statements accurately describes a difference between viruses and bacteria? If the concentration of sugar molecules in water on side "A" of a selectively permeable membrane is 5 percent, and the concentration of sugar molecules in water on side "B" of a selectively permeable membrane is 15 percent, which way will the water move and why? e. X-linked Wiskott-Aldrich syndrome. a) The gp120 glycoprotein would no longer be able to bind to the CCR5 receptor. d) Double-stranded RNA viruses d. Candida albicans b. class II transactivator (CIITA) They produce proteins used by other parts of the cell. Match the dietary consideration to its positive influence on a particular health condition. Exposure to background radiation, like from radon gas - Chronic exposure Generally, the CIS environment in which personal computers are used is less structured than a centrally-controlled CIS environment. - Policy decisions about toxins must address how such materials affect not just humans but also organisms that define and maintain our environment. Exhaling excess carbon dioxide - Lungs They are slippery, heat-resistant, and durable. Response - Vertical (y) axis The glucose is then turned back into carbon dioxide, which is used in photosynthesis. d. a chromosome, where the pipe cleaners represent bundles of proteins around which the DNA double helix (wired ribbon) is wrapped. Factor related to the exposure - Dose and frequency of contact with the chemical a. hemagglutinin and neuraminidase A. 0.5 ppm - Small fish Which of the following statements accurately describes how viruses reproduce? Which of the following statements about global health trends are true? A factory with an office that controls the information sent to separate rooms for each of the manufacturing and shipping processes would be analogous to 13-29 Severe combined immune deficiency (SCID) describes a condition in which neither _____ nor _____ are functional. d. the plasma membrane, Using the compound light microscope in the lab room, you observe a wet mount slide preparation. Julie S Snyder, Linda Lilley, Shelly Collins. c) membrane The palisade mesophyll layer is responsible for most of the photosynthesis that occurs while the spongy mesophyll layer underneath it aids in the exchange of gases (CO2 and O2) and water vapor. b. receptor proteins c - Dose must be above a threshold level before anyone in the population shows a response which suggests the presence of some defense mechanism against the harmful effects of the toxin. e. agammaglobulinemia caused by deficiency of Bruton's tyrosine kinase c. active transport e) proviruses. For groups of two or more, see our Patriot Lite Group Travel Medical Insurance SM plan. d. neurons; MHC class I They affect wildlife populations, such as bats and frogs. Glyphosate - Used as an herbicide, Roundup e The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. Its function most resembles The products are arranged under different categories like . Which of the following statements about viruses is false? b. facilitated diffusion Editors select a small number of articles recently published in the journal that they believe will be particularly interesting to readers, or important in the respective research area. 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 ______. a worldwide (or very widespread) epidemic. b. T cells; CD4 b. a prokaryotic cell with a nucleus. a. Proviruses form immediately after the RNA genome assembles with viral proteins and infectious virions are produced. a) Fasting blood glucose from 120-180 mg/dL b) Fasting blood glucose from 126-140 mg/dL c) Fasting blood glucose from 110-125 mg/dL d) All of the above 7) All of the following drugs are oral hypoglycemic drugs, Except a) Metformin b) Sulphonylureas c) Thiazolidinediones The two strands of DNA separate and serves as a template, and the daughter molecule will have a mix of an old and new strand. 13-33 Patients who lack _____ are very susceptible to infections with intracellular bacteria, including the ubiquitous nontuberculous strains of mycobacteria. Which of the following virus types inserts a double-stranded DNA copy of its genome into the host cell's genome? b) Formation of the provirus would be stopped. c. Cold sores develop as a consequence of CD8 T-cell killing. Reference: ref 1 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 _____. d. Typically just a piece of genetic material encased in proteins, viruses are small, non-cellular infectious agents that are only capable of reproducing when inside a living cell such as those of plants, animals, fungi, protozoans, or bacteria. e. It is secreted and functions as a monomer but facilitates the dimerization of its receptor. Key points: A virus is an infectious particle that reproduces by "commandeering" a host cell and using its machinery to make more viruses. c. CD28 The measles virus causes nasal and lung infections. Solubility is important in determining how a substance travels and is absorbed. b. They may contain genomic DNA or RNA. Viruses are acellular, obligative parasites that contain a protein coat . 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. a. leukocyte adhesion deficiency c. prokaryotic cells . - suggests a "better safe than sorry" approach of social responsibility to protect the public from harm in the face of scientific uncertainty The measles virus causes mouth and gum infections. - DALYs are a more complete measure combining premature deaths and the loss of a healthy life resulting from mental illness or physical disability b. nonspecific activation of 2-20% of body's CD8 T cells T-cell-dependent antibody responses; cell-mediated immune responses. Match the mechanism of eliminating toxins to the body part that is responsible for the action. Which of the following applies to ecological diseases? 13-12 Shingles is associated with infection by _____. Bacteria are much larger than viruses, and t View the full answer Transcribed image text: e) Viruses can replicate independently of their cellular hosts. - Chronic conditions such as cardiovascular disease and diabetes are increasing and spreading to poorer populations. When you get home you remove the stems and clean them. - Chronic conditions such as cardiovascular disease and diabetes are increasing and spreading to poorer populations. You buy a bunch of small, round, red radishes at the grocery store; they are on sale because they have been sitting in the produce aisle for a while. They bind to MHC class I molecules and T-cell receptors. Which of the following statements accurately explains why tissue repair mechanisms may make those tissues more susceptible to cancer? 13-34 Which of the following explains why Streptococcus pneumoniae can infect an individual recurrently? Vesicular stomatitis virus G (VSV-G) . The ________________ principle is being used to regulate toxins by requiring manufacturers to prove that substances are safe rather than requiring regulators to show that they are dangerous.