Which of the following statements accurately describes the difference between the way bacteria cause diseases and the way that viruses cause diseases? host cell indefinitely. No color change in the beaker tells us that the starch was too large to cross the membrane from the cell and into the beaker. Which of the following characterizes Chytridiomycosis? This study aims to present a robust numerical model by . Some viruses have an external membrane envelope. e. C3; opsonize capsulated bacteria. Hazardous substances - These substances are dangerous because they are flammable, explosive, acidic, caustic, irritants, or sensitizers. b. Which of the following statements are true about how people apply probability in determining how much risk to accept and when to avoid exposure to certain risks? b. susceptibility to Neisseria a. C1INH a. d. - improved sanitation e. nucleus; fusion with the nuclear membrane. a) They can be controlled by the use of antibiotics. c. Immune responses against S. pneumoniae are serotype-specific and protect only against strains that possess the same capsular polysaccharide antigens. Which of the following characteristics is the largest contributor to determining a virus's host range? Cancer b) A large number of phages are released at a time. 13-15 Superantigens bind to all of the following molecules except _____. - that some minimal dose is necessary before any effect can be observed. a. Proviruses form immediately after the RNA genome assembles with viral proteins and infectious virions are produced. ** see figure. Viruses are much smaller than bacteria cells. Dog bites and bee, wasp, or hornet stings - These have risks between 1 in 46,562 to 1 in 115,111. In the following section, we describe this approach in detail. The Black Death, the 1918 influenza, and the H1N1 flu virus were all ______, as they caused widespread and worldwide infections. For additional recruiting questions, please contact Isaac.Phelps@state.co.us. a. a virus-encoded Fc receptor a. DNA-dependent DNA polymerase; HIV c. oxygen (O2) d. No; eukaryotic organelles are expelled each time the cell divides. e. They induce suppression of the immune response by causing T cells to undergo apoptosis. d) Viruses do not represent a single taxonomic group. e) envelope, It turns out that your evil roommate has a herpesvirus-mediated genital sore. This is because the solution on the left side of the figure is hypertonic while the solution on the right side of the figure is hypotonic. The solution level on the left side of the figure would rise while the solution level on the right side of the figure would decrease. A variety of respiratory diseases in humans can be caused by adenoviruses. c. The solution level on the left side of the figure would decrease while the solution level on the right side of the figure would rise. 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. Match each of the potential toxins listed below to their most likely routes of exposure. c. infected cells do not express any viral proteins during latency d. extracellular spaces; coating itself with human proteins b. .Know, understand, incorporate, and demonstrate the Mission, Vision, Values and Guiding Behaviors of Trinity Health and LIFE at St. Joseph of the Pines in behaviors, practices, and decisions. The leading reasons for nonrational risk perception include ______. b. nonspecific activation of 2-20% of body's CD8 T cells a. d. They cause excessive synthesis and release of cytokines. Correct answers: 2 question: 7. which one of the following statements is most accurate regarding the mayflower compact? a. lipids. Which of the following statements about viruses is false? Dialysis tubing is a selectively permeable membrane that can be filled with a solution to simulate a cell. Stop drinking alcohol during pregnancy - Reduced risk of fetal alcohol syndrome. b. diffusion. Excreting water-soluble salts and other substances - Kidneys. Use unequal arrows to indicate whether reactants or products are favored. 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 ______. Which of the following statements explains why, despite these probability calculations, people perceive driving as less risky and are more accepting of the associated risks? Both membranes are selectively permeable and have pores. Factor related to the toxic agent - Composition and reactivity of the chemical Your lab partner has also made a slide, but the RBCs on their slide do look like the ones in the lab manual; your lab partner used a more dilute solution of saline but the same vial of blood. c) They are rarely spread by insects. b. herpes simplex virus 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? What is the most likely explanation of why they became crunchy again after soaking in water? The mosquito becomes infected when it feeds on the blood of a person infected with the virus. 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 c. fall below 1000 cells/l - Different sensitivities among those exposed to the toxins The envelope helps protect viruses exposed to heat and/or detergents. 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. Steps of Virus Infections. d. Transport proteins, channel proteins, and passive carrier proteins all help increase the selective permeability of a phospholipid bilayer membrane. a. Epstein-Barr virus They bind to MHC class I molecules and T-cell receptors. Some allergens act directly as ______, and the immune system recognizes them as foreign, stimulating the production of specific antibodies. Trauma - Car accidents Which of the following factors do policymakers consider most important in setting an effective environmental health policy? - mortality data fail to capture the impacts of nonfatal outcomes of disease and injury on human well-being. c. The radish cells were hypertonic to the water in which they were soaking. a. impermeable e. capsular polysaccharide. Viruses are acellular, obligative parasites that contain a protein coat . b. - for activities we enjoy or find profitable 13-9 Which of the following statements regarding herpes simplex virus is false? b. sorts proteins and lipids and sends them to their final destination. a. a. osmosis c) II After soaking in the yellow iodine-water solution for one hour, the cell is once again weighed. a. is the site where lipids destined for other cellular compartments are manufactured. d. Both membranes consist of two concentric phospholipid bilayers and neither is selectively permeable or has pores. . d. superantigen Which of the statements below accurately captures the relationship between toxicity and potency? A virus is living because it has DNA that stores genetic information. Match the dietary consideration to its positive influence on a particular health condition. Which of the following statements helps to explain why RNA viruses tend to have unusually high rates of mutation? c. the expression of MHC class I and class II molecules A virus has a cell, a nucleus, and does not eat. Increased frequency:increased depth of penetration B. This is because the solution on the left side of the figure is hypertonic while the solution on the right side of the figure is hypotonic. d. fall below 500 cells/l Which of the following is something bacteria and viruses have in common? It is rising in both developing and developed countries. 2 ppm - Large fish 1. Check all that apply. d. massive production of IL-2, IFN-, and TNF- osprey accumulates compounds stored by all prey lower in the food chain. So, the water osmosed across the plasma membranes out of the radish cells decreasing the turgor pressure inside of the cells and making them crunchier. The viral replication cycle can produce dramatic biochemical and structural changes in the host cell, which may cause cell damage. - Endocrine disrupters may cause reproductive dysfunction in females. The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. Larger fish eat smaller fish answer choices they need genetic material They need a host cell They need bacteria They need insulin arXiv:2203.10869v2 [math.AP] 1 Mar 2023 Well-posedness for a diusion-reaction compartmental model simulating the spread of COVID-19 Ferdinando Auricchio( ) A: Answer- Virus is a submicroscopic infectious agent that is non-living outside the cell and living. c. a specialized membrane-bound vesicle; infection of the cell Chloropyrifos - Used as a pesticide 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. a) interference with viral replication Bacteria are much larger than viruses, and t View the full answer Transcribed image text: A Pre-Audited Token Launchpad on the Binance Smart Chain (BSC). A. Which of the following are environmental disease (health) agents? 1 litre or 1 centilitre. a. answer choices. b. e. Janus 3 kinase (Jak3) - Data on which chemicals are endocrine disrupters are not definitive. d. superantigens Which of the following accurately describes HIV? disability-adjusted life years, which evaluates the total cost of disease, not just how many people die, any abnormal change in body conditions that impairs normal functions. 13-4 The serotypes of Streptococcus pneumoniae differ in their _____. d. They contain an entire copy of a cell's genetic material. d. stores water, nutrients, and enzymes. True or false: According to the World Health Organization (WHO) definition of health, we are all ill to some extent. b) They can be controlled by the use of antibiotics. O The envelope is only found on RNA viruses. 15. c. The solution level on the left side of the figure would decrease while the solution level on the right side of the figure would rise. c. lymphoproliferative syndrome caused by deficiency of SH2D1A d. integrase c) re-infection by a closely related herpesvirus of a different strain Which of the following statements accurately describes the relationship between photosynthesis and cellular respiration? b. I would expect to find the photosynthetic enzymes associated with the plasma membrane of the bacteria. They bind to MHC class I molecules and T-cell receptors. b. c. They do not readily mix with the hydrophobic tails forming the core of the phospholipid bilayer; therefore, they must move across by facilitated diffusion. Glyphosate - Used as an herbicide, Roundup How would the affect the HIV infection cycle? They capture energy from sunlight. Write the equation describing the equilibrium established when HNO2HNO_2HNO2 reacts with NH3NH_3NH3. - educating women. Which one of the following accurately describes the cause:effect relationship of ultrasound? c. they are able to form stable dimers with the normal form (Use just one word for your answer.). You are a microbiologist working with a species of bacteria that can perform photosynthesis. b) Formation of the provirus would be stopped. X=111110201X. Which of the following statements accurately describes how endocrine disrupters affect us? The pattern of mental and physical defects that can develop in a fetus in association with high levels of alcohol consumption during pregnancy is called _________________ ______________________ syndrome. Endocrine disruptors like BHA in facial moisturizers - Absorption (dermal) b. Toll-like receptors (TLRs) Heart disease and cancer - These have risks of 1 in 6-7 c. Epidemics; pandemics The Office of Justice Services (OJS), within the Bureau of Indian Affairs (BIA), is searching for an individual to serve as a Victim Assistance Program Manager. This is followed by a non-translated leader sequence, and then a single long protein-coding region (~7,000 nucleotides), followed by a poly-A tail. b. e. A cDNA intermediate is required in order to produce a provirus. c. osmosis. Debates in establishing environmental health policy include whether to ______. d. hereditary angioedema b. MHC class II chain b. S. pneumoniae is never completely eradicated during an infection and can reactivate if the host is immunocompromised. II. Match the term with its correct definition. Drowning What can be concluded about policy decisions addressing hazardous and toxic nutrients based on the U.S. Environmental Protection Agency's assessment of relative risks to human welfare? a. a virus. a. This idea is summarized in the statement "the ___________________ makes the poison. C. A virus does not eat, use energy, or have cells. b. Antigenic shift; antigenic drift This is an example of How do these molecules arrange themselves to form a mostly impermeable barrier between a liposome and its environment? B. Asbestos workers who smoke, however, have a 400-fold increase in cancer rates. They affect wildlife populations, such as bats and frogs. Colony collapse disorder is a persistent epidemic that affects ___________________. The solution level on the left side of the figure would decrease while the solution level on the right side of the figure would rise. 4. d. phagocytosis. d) I, Which of the following characteristics is the largest contributor to determining a virus's host range? These special proteins tell the white blood cells those bacterial cells do not belong to that particular human and to phagocytize (eat) them. Antibiotics for humans are generally ______ in the United States. What general type of membrane are you observing? f. SCID caused by deficiency of common chain. d) They have little effect on plant growth. Increased frequency:decreased depth of penetration C. Increased blood flow:greater temperature increase D. Increased water content:increased ultrasound absorption Which of the following would be likely to move through a plasma membrane by simple diffusion? a. What is the most plausible explanation for the appearance of the blood cells on your slide? Persistence of chemicals can be a concern for health because such ______. - 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. 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. Select one or more: O a. a 4. d. lysosomes, The leaves of a plant typically have different tissue layers that function in different ways. - do not damage or kill living organisms by reacting with cellular components to disrupt metabolic functions The epidermis layer functions like a covering of skin to protect the leaf while vascular bundles carry water and nutrients through the leaf. Which of the following statements are reasonable conclusions that can be drawn from a recent headline that announced the discovery of 23 pesticides in 16 food samples? d. eukaryotic cells . d. Listeria monocytogenes - The damage to genetic material by mutagens can lead to birth defects if the exposure occurs during fetal development. Public policies regarding toxicity are based on the results of ______, and scientists still have the most confidence in this method. They are often harmful even in extremely dilute concentrations A solid waste (garbage) transfer facility that sorts and breaks down garbage into recyclables and waste to be thrown away in the landfill would be a suitable analogy for which cellular organelle? d) Double-stranded RNA viruses - establish acceptable toxin levels at the highest amount that does not cause measurable effects or as low as technically feasible. ______ is a condition that is associated with drinking during pregnancy that results in a cluster of symptoms including craniofacial abnormalities, developmental delays, behavioral problems, and mental defects, which last throughout a child's life. Show transcribed image text b. fall below the CD8 T-cell count c. the garbage truck that hauls away the wastes produced as a product is made c. X-linked lymphoproliferative syndrome Question: You have to implement the following methods on the described scenario. developing countries where many people cannot afford adequate health care or to live in a healthy environment. c. facilitated diffusion Are prokaryotic cells at an evolutionary disadvantage because they lack organelles? d) Reverse transcription would no longer be possible. b) Negative-sense single-stranded RNA viruses Exposure to radiation during an x-ray for a broken foot - Acute exposure d) whether the genome of the virus is DNA or RNA, a) the proteins on the viral surface and that of the host cell membrane, Antiviral drugs that have become useful are usually associated with which of the following properties? Chytridiomycosis (or chytrid fungus) is an ecological disease that affects amphibians and is ______. a. gene conversion Instead, the cells are only able to reproduce once inside a host cell. a. mitochondria c. They give an animal cell its shape. Because the chemical industry thinks they are uncalled for, and toxicologists argue that there are problems with the necessary tests, the regulation of _______________ disrupters has been difficult to enact. 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. 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. a. a plasma membrane, where the pipe cleaners represent the phospholipid bilayer and the ribbon represents proteins embedded in the membrane. d. T-cell and B-cell development - They are both caused by viruses. b. channel proteins 13-78 During infection with HIV, a person is said to undergo seroconversion when _____. Viruses contain organelles while bacteria cells do not Tags: Question 2 SURVEY 30 seconds Q. nonspecific activation 2-20% of body's CD8 T cells. Choose the following statement that most accurately describes viruses. A. Gases expand very easily due to a property called compressibility. d. phagocytosis. What is the most likely reason for the disagreement? There are 4 serotypes of the virus . e) Retroviruses. 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. c. processing to peptides is not required for T-cell activation d. Epstein-Barr virus Which of the following statements correctly identify reasons why the debate currently surrounds regulating endocrine disrupters? b. the sequence of the conserved X box of the HLA class II promoter The nuclear envelope consists of two concentric phospholipid bilayers while the plasma membrane is only one phospholipid bilayer. 80% of antibiotics used in the United States are _______. d) II. b. it founded the plymouth colony under a proprietary governor. Students use a microscope to look for structures present in four different cells. *two answers*, which of the following. Which of the following statements accurately describes how viruses reproduce? A nonliving complex of RNA or DNA protected by a protein coat Why do scientists classify viruses as non-living? d. it made plymouth a royal colony b. In assessing the danger of toxic substances, which of these statements are true? Our professionals strive to design and deliver high quality human and health services that improve the safety, independence, and well-being of the people of . . 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. Environmental health policies need to address ______________ because we may be destroying cycles that support human life if we don't protect different types of organisms. - Endocrine disrupters may interfere with growth and development. The radish cells were hypotonic to the water in which they were soaking. You observe layers of cells that have a definite, rigid, rectangular shape; there appears to be a nucleus in all of the cells and there are many oval-shaped green structures that seem to be moving around inside of the cells in an orderly fashion. What general cell type are you most likely observing? d. Certain solutes move freely across the membrane by simple diffusion while others must be helped across by active or passive transport proteins; some substances are completely excluded from crossing the membrane. a) capsid e. inhibition of ICAM-1 expression. - Chronic exposure involves continuous or repeated contact with a toxic substance over a long period of time (months or years). b. chronic granulomatous disease * A. Viruses can reproduce on their own at any time. d) induce the formation of prions in the nucleus of the cell. Biomagnification, in the case of a fish-eating osprey, refers to the fact that the ______. Both membranes are selectively permeable and have pores. Deriving social determinants of health from underserved populations is an important step in the process of improving the well-being of these populations and in driving policy improvements to facilitate positive change in health outcomes. Key points: A virus is an infectious particle that reproduces by "commandeering" a host cell and using its machinery to make more viruses. C. HIV leads to AIDS, when about one third of the individual's T cell count is lost.

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