Debates in establishing environmental health policy include whether to ______. 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 d. a chromosome, where the pipe cleaners represent bundles of proteins around which the DNA double helix (wired ribbon) is wrapped. 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. - The chemical agent is not biodegradable and thus is persistent in the environment. f. SH2D1A. *two answers*, which of the following. The idea that a small amount of radiation may stimulate DNA repair, whereas a large amount of radiation causes cancer, is an example of _____________________. B. b. receptor proteins c. inhibition of MHC class I expression True or false: The World Health Organization (WHO) estimates that though 90 percent of all disease burden occurs in developing nations only about 10 percent of health care dollars are spent there. What is the determined cause of colony collapse disorder? - The chemical agent is water-soluble. 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. Chapter 19: Viruses Flashcards | Quizlet Dog bites and bee, wasp, or hornet stings - These have risks between 1 in 46,562 to 1 in 115,111. - Data on which chemicals are endocrine disrupters are not definitive. The radish cells were hypertonic to the water in which they were soaking. a. DNA-dependent DNA polymerase; HIV c. secondary immunodeficiency diseases 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. A variety of respiratory diseases in humans can be caused by adenoviruses. The boundary that surrounds the contents of the nucleus is the c. nucleic acids. a. osmosis b) IV b. purine nucleotide phosphorylase (PNP) c) They are rarely spread by insects. b) removal of viral mRNAs Hazardous substances - These substances are dangerous because they are flammable, explosive, acidic, caustic, irritants, or sensitizers. Correct Response - Immunological status affects susceptibility to toxins. Random genetic mutations create antibiotic-resistant individuals that survive and multiply to develop into an antibiotic-resistant colony. b. 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. a. exocytosis Adenine (A), thymine (T), guanine (G), and cytosine (C) are the ________ building blocks for DNA; they are organized in different combinations to code for all of the proteins needed to accomplish everything the cell does. The KaK_aKa of nitrous acid, HNO2HNO_2HNO2, is 6.761046.76 \times 10^{-4}6.76104. The water will mostly move from side "A" to side "B" because the water concentration is higher on side "A.". - The U.S. EPA estimates that 200 million Americans live in areas where cancer risk from environmental carcinogens is ten times higher than normal. c. global populations; local populations c. Wiskott-Aldrich syndrome protein (WASP) Which of the following characterizes Chytridiomycosis? Question 33. CareCloud Reports Record Full Year 2022 Results c. varicella-zoster Persistence of chemicals can be a concern for health because such ______. a. transcriptional regulators of HLA class II loci b. 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. 13-29 Severe combined immune deficiency (SCID) describes a condition in which neither _____ nor _____ are functional. A. Oxygenated blood is taken to the heart, from the lungs into the left atrium via the pulmonary arteries B. Oxygenated blood is taken to the heart, from the lungs into the right atrium via the pulmonary veins b. d. Epstein-Barr virus Many important cellular functions in eukaryotic cells occur within membrane-enclosed organelles, such as cellular respiration occurring within the mitochondria. c. captures energy from sunlight and sends it to the mitochondria. True or false: All species have approximately the same reaction to a specific compound. Which statement most accurately describes a virus? A.) A virus is costs may increase significantly to protect the very small number of highly sensitive individuals at the extreme end of the curve. 13-7 Genes encoding _____ rearrange in trypanosomes permitting replication and survival of the pathogen until the host produces an antibody response against the altered gene product. What is this speed in meters per second? a. b) copies of the herpesvirus genome remaining as mini-chromosomes in some host cell nuclei - suggests a "better safe than sorry" approach of social responsibility to protect the public from harm in the face of scientific uncertainty b) the enzymes carried by the virus a. Most substances are toxic at some level of exposure depending on the substance and the nature of the exposure. a. facilitated diffusion. Morbidity refers to _____________, whereas mortality refers to ____________. Regulators struggle with how to set acceptable pollution levels based on the dose-response curve because ______. e) proviruses. - Endocrine disrupters may cause reproductive dysfunction in females. Multiple Choice Viruses are typically a piece of genetic material encased in a protein capsule. The nuclear envelope consists of two concentric phospholipid bilayers while the plasma membrane is only one phospholipid bilayer. I. A virus is made up of a DNA or RNA genome inside a protein shell called a capsid. - Vegetables, whole grains, and other healthy foods can boost our ability to tolerate toxins. a. HIV variants convert from macrophage-tropic to lymphocyte-tropic late in infection Significantly more people have HBV (hepatitis) than HIV, but they are less likely to be treated for it. 13-15 Superantigens bind to all of the following molecules except _____. This number doesn't include people killed by smoking tobacco. Lead was banned from gasoline and paint in the 1970s and health problems associated with its exposure have dropped significantly since then. b) Viruses can replicate independently of their cellular hosts. True or false: Ecological diseases refer to infectious diseases that strictly affect wildlife or cause damage to habitats. b. S. pneumoniae is never completely eradicated during an infection and can reactivate if the host is immunocompromised. c. The water will mostly move from side "A" to side "B" because the water concentration is higher on side "B." Chapter 22: Viruses Flashcards | Quizlet d. carrier proteins. 4. They are slippery, heat-resistant, and durable. Which of the following statements accurately describes plant virus infections? a. X-linked agammaglobulinemia We perceive risk differently, depending on control, interests, or context. become capable of human-to-human transmission Which of the following statements accurately describes the lysogenic cycle of lambda () phage? Q. Solved Which of the following statements accurately | Chegg.com triggering a response in our immune systems, foreign materials that stimulate the production of specific antibodies. Toxic substance - These substances damage or kill living organisms because they react with cellular components to disrupt metabolic functions. The dose-response curve showing LD50, as provided here, describes which of the following ideas? 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. Capitalism is an economic system that operates under the. 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. d. There will be no net movement of water because the solutions are isotonic. Which of the following statements best describes vaccines? 180 seconds. Which statement is incorrect regarding internal control in personal computer environment? e. CD18. Which of the following statements accurately describes the relationship between photosynthesis and cellular respiration? 13-23 Which of the following pairs is mismatched? Interpret this graph by matching each label to the correct line in the graph. Which of the following important considerations in setting environmental health policy is most often overlooked? c) I c. Most deficiency syndromes are caused by dominant gene defects. Contrast the methods used by the Greek philosophers and Dalton to study the a. Toxoplasma gondii - Most organisms tolerate some exposure to a toxin but ultimately the dose gets large enough to kill them. - political or economic interest related to the hazard. DDT is deposited in water from agricultural runoff 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. T-cell and B-cell development True or false: According to the World Health Organization (WHO) definition of health, we are all ill to some extent. They affect wildlife populations, such as bats and frogs. 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. b. polysaccharides, large protein molecules, low-density lipoprotein particles a. impermeable 0.003 ppb - DDT in water e. X-linked Wiskott-Aldrich syndrome. The selective absorption and storage of a great variety of molecules inside cells and tissues at levels that are higher than in the environment is called ______. The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. All toxic substances are hazardous, but all hazardous substances are not toxic. Some viruses have an external membrane envelope. 13-44 Listeria monocytogenes replicates in _____ of macrophages after _____. They are often harmful even in extremely dilute concentrations The POPs of greatest concerns include substances such as chloropyrifos and glyphosate; we are exposed to them primarily by ______ because they are used in the production of ______. Which of the following statements accurately describes the difference between the way bacteria cause diseases and the way that viruses cause diseases? What is the function of reverse transcriptase in retroviruses? d. eukaryotic and animal. - establish acceptable toxin levels at the highest amount that does not cause measurable effects or as low as technically feasible. In which leaf tissues would you expect to find the highest density of chloroplasts? C. A virus does not eat, use energy, or have cells. c) membrane d. phagocytosis. b. herpes simplex virus c. the cytosol True or false: Conservation medicine refers to efforts by biologists to treat sick or injured wildlife. the selective absorption and storage of a great variety of molecules inside cells at levels that are higher than the environment. This is an example of Hepatitis C Virus Infection in US States and the District of Columbia IV. The field that specifically deals with the interactions, transformation, fate, and effects of natural and synthetic chemicals in the biosphere, including individual organisms, populations, and whole ecosystems is ______. b. chronic granulomatous disease Match the following causes of death with the lifetime chance of dying that way in the United States. - when risks are known and we feel in control of the outcome. Which of the following is a reasonable and possible explanation of the experimental results? What are the qualities of PFCs that make them so useful? What is the most likely explanation of why they became crunchy again after soaking in water? c. matrix protein In the following section, we describe this approach in detail. a) They can be spread via the plasmodesmata. b. gp120 15. - HIV is more lethal. The water will mostly move from side "A" to side "B" because the water concentration is higher on side "A." Mutable requirements Emergent requirements Consequential requirements Compatibility requirements SCENARIO: Consider an online shopping portal that allows a customer to browse and purchase different products. Trauma - Car accidents e. RNA-dependent RNA polymerase; HIV. Question 4 120 seconds Q. It has not been previously known or has been absent for at least 20 years. Yes; without organelles, prokaryotic cells cannot photosynthesize or respire. Zooplankton consume DDT Additionally, small Na ions and some proteins can pass through the membrane against the concentration gradient, but both require the assistance of active transport proteins. Viral Reproduction | Biology Quiz - Quizizz b. produces the energy needed to run chemical reactions in the cell. Potential harm to other species or entire ecological systems. arXiv:2203.10869v2 [math.AP] 1 Mar 2023 Well-posedness for a diusion-reaction compartmental model simulating the spread of COVID-19 Ferdinando Auricchio( ) In this paper, static cone penetration test data of a project site are used, and random field theory is . anti-HIV antibodies are detectable in their blood serum. possibility of suffering harm or loss resulting from a given action, process of estimating the threat a particular hazard poses to human health. e) Viruses can replicate independently of their cellular hosts. b. DNA-dependent DNA polymerase; influenza virus They are only capable of reproducing once inside a living host cell. 13-43 Which of the following is not used by the herpes simplex virus to subvert host immune responses? d) viroid 4. What characteristics define an emergent disease? - an ecological disease c. the garbage truck that hauls away the wastes produced as a product is made - Reduced cancer risk b. proteins. The membranes of the mitochondria provide a place for enzymes needed for cellular respiration to anchor and function. b. the plasma membrane. d. Women are more likely than men to inherit X-linked immunodeficiencies. In environmental toxicity studies, when an interaction between two substances results in one of them exacerbating the effects of another by 20-fold it is called a(n) ______ interaction. a. osmosis 13-9 Which of the following statements regarding herpes simplex virus is false? d. hereditary angioedema The chemical reaction caused the organophosphates from the detergent to chemically combine with lipids from the oil to form phospholipids with hydrophilic heads and hydrophobic tails. Explain. Which of the following statements accurately describes a difference between viruses and bacteria? New York State coalition hepatitis C consensus statement leads to governor's action. Though categorizing toxins based on potency is useful, it is complicated by differences in individual and species reactions to particular chemicals. Editor's Choice articles are based on recommendations by the scientific editors of MDPI journals from around the world. a. a plasma membrane, where the pipe cleaners represent the phospholipid bilayer and the ribbon represents proteins embedded in the membrane. b. Ospreys eat larger fish. - Diet-related obesity can lead to illnesses such as diabetes and cardiovascular disease. This is because, unlike toxic substances, hazardous materials ______. Virus vs Cells | Biology Quiz - Quizizz d. There will be no net movement of water because the solutions are isotonic. All living cells arise from preexisting cells, and all living cells have membrane-enclosed organelles. answer choices they are both living they are both cells they can both cause disease they are both non-living Question 7 30 seconds Q. b. the cytosol; escaping from the phagosome d. massive production of IL-2, IFN-, and TNF- Yes; without organelles, prokaryotes are unable to bring together the reactants needed for biological reactions. b. simple diffusion 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. What persistent pollutant formerly was used in paint and gasoline and is linked to numerous health concerns such as cancer, reproductive problems, mental issues, behavior problems, and deformities?