B.) Name several indicators that scientists use to evaluate the effects of climate change. b. T-cell-dependent antibody responses; cell-mediated immune responses b) Formation of the provirus would be stopped. 13-53 Chronic granulomatous disease (CGD), a condition resulting in chronic bacterial and fungal infections, is caused by one or more defects in _____, compromising the ability of macrophages to _____. Our goal is to let community members put their participance into new projects with confidence. Many of these materials can be rendered relatively innocuous by dilution, neutralization, or other physical treatment. - Chronic conditions such as cardiovascular disease and diabetes are increasing and spreading to poorer populations. e. X-linked Wiskott-Aldrich syndrome. Larger fish eat smaller fish d) Reverse transcription would no longer be possible. Which of the following statements correctly describes one difference between green algae and land plants? Nearly all substances are toxic depending on the amount, delivery rate, and method. b. the virus escapes from the phagosome into the cytosol b. chronic granulomatous disease II. - for activities we enjoy or find profitable a. is the site where lipids destined for other cellular compartments are manufactured. d) flare-ups occur when dormant viral proteins attack new cells b) Viruses can replicate independently of their cellular hosts. These special proteins tell the white blood cells those bacterial cells do not belong to that particular human and to phagocytize (eat) them. 13-50 Which of the following deficiency syndromes affects T-cell but not B-cell function? 6. Which of the following factors do policymakers consider most important in setting an effective environmental health policy? What is the most likely explanation of why they became crunchy again after soaking in water? Show transcribed image text c) the proteins in the host's cytoplasm c) II d. It is secreted by CD8 cytotoxic T cells, CD4 TH1 cells, and NK cells. Members of a population vary in their level of sensitivity to a toxin. A change in the pressure of a gas results in a more significant change in volume than it would in a liquid. Answered: Which of the following statements | bartleby c. Epidemics; pandemics A healthy individual may be insensitive to doses of toxins dangerous to someone who is ill. 13-19 Which of these characteristics is not true of IFN-? - Chronic conditions such as cardiovascular disease and diabetes are increasing and spreading to poorer populations. 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. a) enter a replicative cycle that does not kill the host cell. The following data are taken from measurements on Indian Fork Creek: A=26m2A=26 \mathrm{m}^{2}A=26m2, P = 16 m, and S0=0.02m/62mS_{0}=0.02 \mathrm{m} / 62 \mathrm{m}S0=0.02m/62m. b. nonspecific activation of 2-20% of body's CD8 T cells answer choices. Which of the following statements helps to explain why RNA viruses tend to have unusually high rates of mutation? They are often harmful even in extremely dilute concentrations e. capsular polysaccharide. - Age affects susceptibility to toxins, as chemicals that might be relatively harmless to adults may be dangerous to young children. Asbestos workers who smoke, however, have a 400-fold increase in cancer rates. b) A large number of phages are released at a time. - do not damage or kill living organisms by reacting with cellular components to disrupt metabolic functions What is the most likely reason for the disagreement? d. the use of antibiotics. Virus b. d. fall below 500 cells/l A virus is living because it has an envelope that acts like a cell membrane. - when risks are known and we feel in control of the outcome. These changes, called cytopathic effects, can change cell functions or even destroy the cell. 4. - must be handled carefully in large doses, but they can be rendered relatively innocuous by dilution, neutralization, or other physical treatment, draws from many disciplines, including biology, biochemistry, pharmacology, among others. How do these molecules arrange themselves to form a mostly impermeable barrier between a liposome and its environment? b. virus cells . Membranes budded off of the oil in this mixture. 13-9 Which of the following statements regarding herpes simplex virus is false? a. rise markedly after T-cell activation Job offers for selected candidates will be made the week of May 1, 2023. Public policies regarding toxicity are based on the results of ______, and scientists still have the most confidence in this method. e) Retroviruses. C. HIV leads to AIDS, when about one third of the individual's T cell count is lost. Choose the statement that correctly describes HIV and HBV. A defense mechanism that repairs the damage caused by a toxin would create a _______________ response curve; a minimal dose is necessary to induce an observable effect. d. neurons; MHC class I b) copies of the herpesvirus genome remaining as mini-chromosomes in some host cell nuclei Which of the following applies to ecological diseases? You know that the enzymes needed to perform photosynthesis in plant cells are closely associated with the membranes in chloroplasts. 13-44 Listeria monocytogenes replicates in _____ of macrophages after _____. Allergens are substances that affect us by ______. 101 Quiz - Quizizz c. secondary immunodeficiency diseases b. nuclear envelope. The students placed an X for each structure that was viewed for each cell on the table shown. B.) If a bottle of perfume were spilled in the corner of a large lecture hall, the students sitting near that corner of the room would very quickly smell the perfume. b. Which of the following statements best describes vaccines? This number doesn't include people killed by smoking tobacco. .ESSENTIAL FUNCTIONS1. True or false: All species have approximately the same reaction to a specific compound. "Approximately 88% of our 2022 revenue came from technology-enabled business solutions. 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. Cancer Treat the sample with proteases that digest all proteins and then determine whether it is still infectious. This idea is summarized in the statement "the ___________________ makes the poison. DOC Virus/Bacteria Quiz - PC\|MAC Why? This cell is weighed and then placed in a beaker of 3 percent iodine dissolved in water. c. facilitated diffusion Which of the following statements about global health trends are true? Quiz 17: Viruses | Quiz+ What characteristics define an emergent disease? a. gene conversion 13-45 Which of the following is not a characteristic of staphylococcal enterotoxins? The dose-response curve shown here describes which of these ideas? c. They stimulate between 2% and 20% of the total T-cell population. b. d) Vertical transmission is the spread of viruses from trees and tall plants to bushes and other smaller plants, and horizontal transmission is the spread of viruses among plants of similar size. 2 ppm - Large fish Which cell that was viewed is most likely a prokaryote. 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 . b. anti-HIV antibodies are detectable in their blood serum c. I would expect to find the photosynthetic enzymes associated with the mitochondria of the bacteria. Excreting water-soluble salts and other substances - Kidneys. Which of the following groups of people is most likely to have an increased exposure to toxic chemicals because of their job responsibilities? The membranes of the mitochondria provide a place for enzymes needed for cellular respiration to anchor and function. Zooplankton consume DDT A. d. it made plymouth a royal colony b. diffusion. a. What is a probability calculation and how is it used in risk assessment? O The envelope helps protect viruses exposed to heat and/or detergents. c. matrix protein Ebola hemorrhage fever is caused by a ______, and was the source of an epidemic in western Africa in 2014. 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. Its function most resembles They are only capable of reproducing once inside a living host cell. 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? b. sorts proteins and lipids and sends them to their final destination. Which of the following is/are part of accepted cell theory? This manuscript presents a full duplex communication system for the Deaf and Mute (D-M) based on Machine Learning (ML). 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. 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. c. nucleic acids. Which of the following statement accurately characterize prediabetes? a. a virus-encoded Fc receptor c. it gave the pilgrims their own charter. Certain pharmaceuticals, vaccines, and drugs - Injection (Intramuscular), As shown in the figure, every organism in the Lake Michigan food chain has some DDT in their body tissues at concentrations higher than in the environment due to d. Mycobacterium tuberculosis c. Bruton's tyrosine kinase b) enter a replicative cycle that kills the host cell. Chapter 22: Viruses Flashcards | Quizlet Sustainability | Free Full-Text | Assessment of Object-Level Flood a. mitochondria d. They contain an entire copy of a cell's genetic material. the virus uses the host cell to replicate itself. - Vegetables, whole grains, and other healthy foods can boost our ability to tolerate toxins. 13-6 All of the following use gene conversion to avoid immune detection except _____. After soaking in the yellow iodine-water solution for one hour, the cell is once again weighed. c. Haemophilus influenzae Which of the following statements accurately explains why tissue repair mechanisms may make those tissues more susceptible to cancer? a. epidermis When iodine and starch are mixed together, they form a bluish-black compound that is easily seen. arXiv:2203.10869v2 [math.AP] 1 Mar 2023 Well-posedness for a diusion-reaction compartmental model simulating the spread of COVID-19 Ferdinando Auricchio( ) Which of the following statements accurately describes the process of DNA replication? State of Colorado Job Opportunities | State Job Opportunities a. Which of the following statements about chronic and acute exposure and effects are correct? They cause T cells to divide and differentiate into effector T cells. become capable of human-to-human transmission Which of the following statements accurately describes the lysogenic cycle of lambda () phage? What is the determined cause of colony collapse disorder? e) Viruses can replicate independently of their cellular hosts. Viruses are very diverse. answer choices Viruses are much smaller than bacteria cells. b. exocytosis. A. Gases expand very easily due to a property called compressibility. B. HIV is able to hide from the immune system. Answered: Which of the following statements | bartleby Over time, the students sitting in the far corner of the room would smell the perfume. Viruses are acellular, obligative parasites that contain a protein coat . Bisphenol A (BPA) - Used to produce plastic-coated items such as linings of cans and bottles, tooth-protecting sealants, and water pipes. 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 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. Traditional reliability design methods describe the dispersion degree of soil parameters with their point variance without considering the influence of correlation distance. b. Haemophilus influenzae 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. 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. a. leukocyte adhesion deficiency - 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. Chapter 7 Practice Questions - University of New England Viruses contain organelles while bacteria cells do not Tags: Question 2 SURVEY 30 seconds Q. e. C3; opsonize capsulated bacteria. *two answers*, which of the following. The County of San Diego Announces an Excellent Entry Level Professional Opportunity AIR QUALITY INSPECTOR I Interviews will take place the week of April 24, 2023. a. reverse transcriptase Why do these antibiotics not work to kill viruses and cure people of viral infections? 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. c. It activates the JAK-STAT signal transduction pathway after binding to its cognate receptor. a. In assessing the danger of toxic substances, which of these statements are true? e. Mycobacterium tuberculosis. Once the amoeba's pseudopodia completely surrounds the other protozoan, the amoeba's plasma membrane pinches off by folding back into the amoeba and creating a vesicle containing the smaller protozoan. There are 4 serotypes of the virus . 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. Viruses and Bacteria | Science Quiz - Quizizz Which aspect of antibiotic resistance development in microbes is depicted in this image? e. B cells; EBNA-1. You are in lab attempting to prepare a slide of cow blood for observation in a wet mount. - better nutrition Which of the following statements accurately describe the hemoglobin molecule? d. Epstein-Barr virus d) Cutting and assembling the capsid would be halted. a. Large molecules are always excluded from crossing the membrane. b. b. proper hand washing. 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. transcriptional regulators of HLA class II loci. d. T-cell and B-cell development Viruses have a higher metabolism than bacteria cells. e. antigenic drift. c. Wiskott-Aldrich syndrome protein (WASP) What general cell type are you most likely observing? b) They can be spread via the plasmodesmata. They bind to MHC class I molecules and T-cell receptors. A virus must use its host-cell processes to replicate. 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 the selective absorption and storage of a great variety of molecules inside cells at levels that are higher than the environment. c. nuclear pore. Small fish eat zooplankton a worldwide (or very widespread) epidemic. In the graph shown, match each dose-response curve with what it represents about the possible response at low doses of exposure to a toxin. The dose-response curve showing LD50, as provided here, describes which of the following ideas? PFCs are persistent chemicals, so they are ______. d. The radish cells were hypotonic to the water in which they were soaking. Solution The correct option is D photosynthesis uses solar energy to convert inorganics to energy-rich organics; respiration breaks down energy-rich organics to synthesize ATP Photosynthesis makes the glucose that is used in cellular respiration to make ATP. 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. b) Formation of the provirus would be stopped. One important way to control the spread of viruses is through a. the use of vaccines. Which of the following statements is true of chloroplasts? This could be best used as a simple model for d. The host cell must provide the transcriptional and translational machinery in order for RNA and protein products to be made from proviruses. These individuals, who generally communicate through sign language, are an integral part of our society, and their contribution is vital. What general type of membrane are you observing? b. Toll-like receptors (TLRs) What are the qualities of PFCs that make them so useful? Which of the following are environmental disease (health) agents? 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? a. Chediak-Higashi syndrome caused by the deficiency of CHS1. The cell should lose weight over time because it is hypertonic to the beaker environment and water will leave the cell through osmosis. stable, they do not degrade easily and have become extremely widespread in the environment. 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. They contain a protein coat called a capsid. 7. For groups of two or more, see our Patriot Lite Group Travel Medical Insurance SM plan. - political or economic interest related to the hazard. Sustainability | Free Full-Text | Influence of Correlation Distance of d. C5-C9; defend against Neisseria b) removal of viral mRNAs - Acute exposure involves a single contact with a toxic chemical. a. impermeable b. channel proteins The Sprague-Dawley rat is ______ to endocrine disrupters than ordinary rats, so studies using them are not reliable. the host cell is turned into a 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? The project is the solution towards mitigating scams and rugpulls. The bacterial phage lambda can infect some bacteria and 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? ___________________, 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 _________________. b. hemagglutinin . Determine the average shear stress on the wetted perimeter of this channel. - Our focus on reducing pollution to protect human health has neglected risks to natural ecological systems that may be of greater ultimate importance. 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. lymphocytes and platelets e. fall below 200 cells/l. The idea that a small amount of radiation may stimulate DNA repair, whereas a large amount of radiation causes cancer, is an example of _____________________. e f. provoke vomiting and diarrhea when ingested. Which of the following statements accurately describes a difference between viruses and bacteria? Viruses can reproduce only using a host cell. 13-43 Which of the following is not used by the herpes simplex virus to subvert host immune responses? c. facilitated diffusion Which of the following describes a virus? Cell W. e. All of the choices are correct. 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. - demand protection from every potentially harmful contaminant or accept some exposure as our bodies can repair some damage 13-48 Individuals with an immunodeficiency affecting B-cell function are more susceptible to infections caused by which of the following pathogens? Tests on living animals are more reliable than other tests. e. agammaglobulinemia caused by deficiency of Bruton's tyrosine kinase d. a ribosome. The mosquito becomes infected when it feeds on the blood of a person infected with the virus. 34 Questions Show answers. a. water (H2O) - 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. This virus attacks the white blood cells (immune cells) of the human body. 13-2 _____ results when a gene affecting the immune system mutates, thereby compromising the body's defense against infection. Microbes acquire resistance to antibiotics through different processes that include random mutations and ______________ reproduction.
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which of the following statements accurately describes viruses?