c. secondary immunodeficiency diseases Both membranes are selectively permeable and have pores. the virus uses the host cell to replicate itself. 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. Ch. 21 Review Questions - Biology for AP Courses | OpenStax b. - They are both caused by viruses. IV. Though categorizing toxins based on potency is useful, it is complicated by differences in individual and species reactions to particular chemicals. PDF Name: Date: Block: Bacteria & Virus Unit Review - lcps.org d. Women are more likely than men to inherit X-linked immunodeficiencies. The envelope helps protect viruses exposed to heat and/or detergents. 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. Victim Assistance Program Manager e. agammaglobulinemia caused by deficiency of Bruton's tyrosine kinase 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? 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. What are the qualities of PFCs that make them so useful? a. Which of the following statements accurately describes plant virus infections? Why do scientists repeat their experiments over and over again? The WBC's job is to take the bacteria inside of itself and destroy the bacteria. Viruses are acellular, obligative parasites that contain a protein coat . 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. b. nonspecific activation of 2-20% of body's CD8 T cells b. the sequence of the conserved X box of the HLA class II promoter a) They can be spread via the plasmodesmata. 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 virus is living because it has DNA that stores genetic information. - Chronic conditions such as cardiovascular disease and diabetes are increasing and spreading to poorer populations. a. lymphocytes and platelets Regulators struggle with how to set acceptable pollution levels based on the dose-response curve because ______. IV. Exposure to background radiation, like from radon gas - Chronic exposure Explanation :-:virus are acellular. Culture the substance by itself on nutritive medium, away from any plant cells. a. Which of the following statements accurately describes a viral envelope? 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. Which of the following statements accurately describes how endocrine disrupters affect us? Dicamba - Used as an herbicide; a plant hormone Patriot Multi-TripSM - Quote d. I would expect to find the photosynthetic enzymes associated with the ER of the bacteria. B.) 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. Which of the following types of organisms are commonly single-celled (unicellular)? Mutable requirements Emergent requirements Consequential requirements Compatibility requirements SCENARIO: Consider an online shopping portal that allows a customer to browse and purchase different products. 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. Predicting whether an individual will recover from a given disease. c. processing to peptides is not required for T-cell activation d. palisade mesophyll, Which of the following would be the best analogy for the function of the Golgi apparatus? a. Which statement is incorrect regarding internal control in personal computer environment? All toxic substances are hazardous, but all hazardous substances are not toxic. b. channel proteins C.) A virus is nonliving because it lacks an organelle that allows movement. c. Haemophilus influenzae c) Positive-sense single-stranded RNA viruses 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. d. creates energy by converting ribosomes to proteins. This is because, unlike toxic substances, hazardous materials ______. e. capsular polysaccharide. 13-50 Which of the following deficiency syndromes affects T-cell but not B-cell function? They capture energy from sunlight. a) enter a replicative cycle that does not kill the host cell. A. Gases expand very easily due to a property called compressibility. ENVR 1402 - CH. 8 Flashcards | Quizlet a. the virus inhibits MHC class I expression This number doesn't include people killed by smoking tobacco. The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. Biomagnification occurs because of bioaccumulation. a. e. protease. Q. The heaviest burden of illness is borne by ______. Quiz 19: Viruses | Quiz+ A virus is living because it has an envelope that acts like a cell membrane. d. factor D b. protease d. Both membranes consist of two concentric phospholipid bilayers and neither is selectively permeable or has pores. Auditing CIS Reviewer - adt - AUDITING IN A COMPUTERIZED ENVIRONMENT d) lytic phages 13-20 Dominant mutant forms of IFNR1 exhibit all of the following in heterozygotes except _____. a. Stop drinking alcohol during pregnancy - Reduced risk of fetal alcohol syndrome. b. vascular bundles With the first bite, you notice their texture is not as crisp and crunchy as you like. d. RAG1 or RAG2 There is nothing that the color change can tell us. The saline you used was isotonic to the RBCs; this resulted in water osmosing through the RBC plasma membrane into and out of the cells at an equal rate. e. The capsular polysaccharide antigens of S. pneumoniae do not induce immunological memory. e) Retroviruses. b. What phenomenon has occurred to the perfume molecules that have entered the air? b. fall below the CD8 T-cell count The leading reasons for nonrational risk perception include ______. b. a virus-encoded complement receptor Which of the following statements about the potency (strength) of toxic substances is true? Which of the following statements helps to explain why RNA viruses tend to have unusually high rates of mutation? b. sorts proteins and lipids and sends them to their final destination. f. Mycobacterium tuberculosis. a. lipids. 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. Which of the following is something bacteria and viruses have in common? d. Epstein-Barr virus d. pinocytosis. Virus Infections and Hosts - Introductory Biology: Evolutionary and a. Wiskott-Aldrich syndrome caused by deficiency of WASP - People tolerate familiar risks, despite the high probability of harm, because they often downplay the risk associated with familiar activities. Which of the following virus types inserts a double-stranded DNA copy of its genome into the host cell's genome? This study aims to present a robust numerical model by . b. respiratory syncytial virus What does the image depict in the context of environmental toxicology? a. smooth ER c. lysosome 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. **see figure. 13-11 Herpesviruses include all of the following except _____. b. chronic granulomatous disease b. receptor proteins Viruses burst (lyse) from host cells and kill the cell; Virus connects to a receptor on the cell's surface; New viruses infect other cells and create more viruses; Virus genomes and protein cotas self-assemble; Re-sequence the steps in teh chart to reflect the correct order of the virus reproduction process. Over time, the students sitting in the far corner of the room would smell the perfume. d. phagocytosis. d. Pandemics; epidemics. Julie S Snyder, Linda Lilley, Shelly Collins. - Exposure to carcinogens can result in invasive, out-of-control cell growth that can cause malignant tumors. Match the persistent organic pollutant (POP) of current concern to its source. Chapter 19: Viruses Flashcards | Quizlet Multiple Choice Question on Diabetes Mellitus: Pathogenesis, Diagnosis d. They cause excessive synthesis and release of cytokines. Eradication of diseases such as polio or smallpox. Which of the following important considerations in setting environmental health policy is most often overlooked? X=111110201X. d. HIV is transferred from an infected person to an uninfected recipient Contrast the methods used by the Greek philosophers and Dalton to study the 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. e. All of the choices are correct. Endocrine disruptors like BHA in facial moisturizers - Absorption (dermal) B.) - 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. However, a huge health scare in Flint, Michigan, occurred in 2016 when children were exposed to lead through ______. Question: Which of the following statements accurately describes a viral envelope? Match the concentrations of DDT to where that concentration might be found based on the level of biomagnification. NADPH oxidase; produce superoxide radical (O-). - educating women. c) They are rarely spread by insects. 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 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 . 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. Yes; without organelles, prokaryotes are unable to bring together the reactants needed for biological reactions. - for activities we enjoy or find profitable 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? - Most people will tolerate a higher probability of occurrence of an event if the harm caused by that event is low. This series recruitment will close on March 28, 2023, at 11:59 pmTHIS POSITION IS ELIGIBLE FOR APPOINTMENT AT STEP 1, $66,164.80. c. Epidemics; pandemics Culture the substance by itself on nutritive medium, away from any plant cells. b. Proviruses consist of double-stranded DNA. 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 c. the use of other types of bacteria. b. impenetrable d) They have little effect on plant growth. In this paper, static cone penetration test data of a project site are used, and random field theory is . Which of these statements correctly describes trends in child mortality? Nearly all substances are toxic depending on the amount, delivery rate, and method. a. Contrary to the risk probabilities, we are often willing to accept far greater risk than the general threshold ______. 13-5 All of the following are associated with the ability of influenza virus to escape from immunity except _____. - Differences between acute and chronic exposures Which of the following statements accurately describes plant virus infections? d. Anti-capsular antibodies are cleared from the host quickly after an active infection. e. A cDNA intermediate is required in order to produce a provirus. the proteasome cannot generate viral peptides for presentation by MHC class I molecules. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. Viruses can reproduce only using a host cell. Select one: a. New York State coalition hepatitis C consensus statement leads to governor's action. Which of the following describes a virus? - Brainly.com 13-42 Epstein-Barr virus infects and establishes latency in _____, gaining entry by binding to _____. Which of the following statements accurately describes the process of DNA replication? a. Solutes are never able to cross the membrane. Many of these materials can be rendered relatively innocuous by dilution, neutralization, or other physical treatment. The saline you used was hypotonic to the RBCs; this resulted in water osmosing through the RBC plasma membrane mostly into the cells. Asbestos workers who smoke, however, have a 400-fold increase in cancer rates. a. C) A person with an illness cannot be considered healthy. Question 12. d) ability to remove all viruses from the infected host. ______ are chemical agents that damage or alter DNA, which can result in birth defects during fetal development or tumor growth in later life. Well-posedness for a diusion-reaction compartmental model simulating A virus has a cell, a nucleus, and does not eat. b) casing 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 about viruses is false? Which of the following statements correctly describes how factors related to the individual influence how she or he responds to toxins in the environment? Car accident C. Applying an external force to an enclosed volume of air will allow the air to expand and the volume to decrease. Viral Reproduction | Biology Quiz - Quizizz c. the expression of MHC class I and class II molecules However, that does not imply that low doses of any toxin is good for health. Multiple Choice Q10 Which viruses have single-stranded RNA that acts as a template for DNA synthesis? They bind to MHC class I molecules and T-cell receptors. b. Staphylococcus aureus b. hemagglutinin e. human immunodeficiency virus. Filter the substance to remove all elements smaller than what can be easily seen under a light microscope. e. activate : T cells . Adopting the precautionary principle in regulating environmental toxins ______. Trauma - Car accidents BIO182 Chapter 19 MasteringBiology Homework, David N. Shier, Jackie L. Butler, Ricki Lewis, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine. This could be best used as a simple model for Viruses can reproduce on their own at any time. Zooplankton consume DDT - 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. prokaryotic and plant How do these molecules arrange themselves to form a mostly impermeable barrier between a liposome and its environment? e) re-infection by the same herpesvirus strain, b) copies of the herpesvirus genome remaining as mini-chromosomes in some host cell nuclei. 13-30 Wiskott-Aldrich syndrome involves an impairment of _____. 20. DDT is deposited in water from agricultural runoff A screen door allows breezes to enter and aromas to exit but keeps out insects. 13-76 Which of the following is required for fusion of the human immunodeficiency viral envelope with the host cell membrane and subsequent internalization? 5. c) Viruses are difficult to place precisely within the tree of life. b. They cause T cells to divide and differentiate into effector T cells. b. the plasma membrane. Issues associated with _______________ heath may take up to 15% of the worldwide disease burden by 2020 as conditions such as depression are growing more prevalent in both developed and developing countries. People living in ______ areas, especially in ______, are particularly susceptible to death linked to air pollution. d. Mycobacterium tuberculosis Allergens are substances that affect us by ______. Microbes acquire resistance to antibiotics through different processes that include random mutations and ______________ reproduction. The function of photosynthesis is to use solar energy to make ATP; the primary function of respiration is to break down ATP to release energy. O The envelope helps protect viruses exposed to heat and/or detergents. O The envelope is only found on RNA viruses. - dramatically reducing frog populations in many areas Unit 2 Cells and Viruses Period 4 Quiz - Quizizz - Different sensitivities among those exposed to the toxins 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. Question: You have to implement the following methods on the described scenario. d. There will be no net movement of water because the solutions are isotonic. Your muscle cells need large amounts of ATP to function in the movement of your body. Factor related to the exposure - Dose and frequency of contact with the chemical Correct Response Cancer Which of the following statements accurately describes how viruses reproduce? - spreading worldwide. A white blood cell (WBC) encounters bacteria in a scrape on the knee of a child who has fallen off of his bicycle. a. adenosine deaminase (ADA) a. Epstein-Barr virus 13-6 All of the following use gene conversion to avoid immune detection except _____. 25 ppm - Ospreys. Match each of the potential toxins listed below to their most likely routes of exposure. Mortality rates are reduced by the administration of antibiotics to affected individuals. What do you expect to happen to the weight of the cell over time and what can you deduce from the color change? 0.04 ppm - Zooplankton Chediak-Higashi syndrome caused by the deficiency of CHS1. c. receptor-mediated endocytosis. e) Viral genomes mutate rapidly. b. diffusion. - when risks are known and we feel in control of the outcome. d. integrase Which of the following statements accurately describes the path of b. X-linked hyper IgM syndrome 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. The two strands of DNA separate, and a single new strand is synthesized using the existing strand as a template. Instead, the RBCs look very shriveled up. Asbestos exposure and smoking each increase lung cancer rates 20-fold. b) Formation of the provirus would be stopped. 13-29 Severe combined immune deficiency (SCID) describes a condition in which neither _____ nor _____ are functional. What is the determined cause of colony collapse disorder? Virus vs Cells | Biology Quiz - Quizizz d) II. 4. c. osmosis. Which of the following statements accurately describes plant virus infections? 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. Cells vs Virus Homework | Biology Quiz - Quizizz stable, they do not degrade easily and have become extremely widespread in the environment. Match the dietary consideration to its positive influence on a particular health condition. ", lethal dose of a chemical for half of the population. c) removal of viral proteins Phospholipids are large organic molecules with a ________, polar phosphate head connected to ________, nonpolar fatty acid tails. Which statement accurately describes capitalism? 120 seconds. c. the cytosol Yes; without organelles, prokaryotic cells cannot photosynthesize or respire. d. immune evasion c. The water will mostly move from side "A" to side "B" because the water concentration is higher on side "B." The bacterial phage lambda can infect some bacteria and Which of the following statements accurately describes the relationship between photosynthesis and cellular respiration? transcriptional regulators of HLA class II loci. d) Reverse transcription would no longer be possible. . a. C1INH a. transport proteins Filter the substance to remove all elements smaller than what can be easily seen under a light microscope. B. c. CD40 ligand; produce GM-CSF Hazardous substances - These substances are dangerous because they are flammable, explosive, acidic, caustic, irritants, or sensitizers. 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. d. they cause less severe immunodeficiency than do the homozygous recessive forms 13-34 Which of the following explains why Streptococcus pneumoniae can infect an individual recurrently? Which of the following statements accurately describes the path of oxygenated blood? Pollution - Noise b. a worker in a factory who places labels on products and then packs them into a shipping box a. CD4 Its function most resembles Viruses and Bacteria | Science Quiz - Quizizz Biology Test 2 Flashcards | Quizlet a. pinocytosis. b. the IL-12 receptor Of the many factors that determine whether a particular chemical will prove to be dangerous, which of the following are based on the nature of the chemical agent itself? a. contain genetic material b. can be killed using antibiotics c. have a cell membrane d. have a protein coat a 5. - misunderstanding probabilities about harm from a hazard Which of the following statements accurately reflect how allergens affect us? I. Collection, integration, and effective use of clinical data for this purpose presents a variety of specific challenges. d. cytosol. These individuals, who generally communicate through sign language, are an integral part of our society, and their contribution is vital. A: Answer- Virus is a submicroscopic infectious agent that is non-living outside the cell and living. - DALYs are a more complete measure combining premature deaths and the loss of a healthy life resulting from mental illness or physical disability What is the function of reverse transcriptase in retroviruses? a. 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. Comparative Study on Socio-Spatial Structures of the Typical Plain 3. So, the water moved by osmosis across the plasma membranes into the radish cells increasing the turgor pressure inside of the cells and making them crunchier. Which of the following applies to ecological diseases? Which of the following factors do policymakers consider most important in setting an effective environmental health policy? B cells; CR2 Viruses Furr | Other Quiz - Quizizz a. b. Mortality rates are reduced by the administration of antibiotics to affected individuals. Living cells have an intact phospholipid bilayer that separates the cell from its external environment; this structure is commonly referred to as the. a. 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. a) It uses viral RNA as a template for DNA synthesis. answer choices Viruses are much smaller than bacteria cells. c. X-linked hyper IgM syndrome: gamma globulin injections d. carrier proteins. 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? Answered: Which of the following statements | bartleby a. integrase c. All living cells have membrane-enclosed organelles. Which of the following statements accurately describes the natural 6. They are repelled by the hydrophilic heads of the phospholipids that form the phospholipid bilayer. You are in lab attempting to prepare a slide of cow blood for observation in a wet mount. b) removal of viral mRNAs This decision of the FDA was based on ______. Capitalism is an economic system that operates under the. Potential routes of exposure to toxins in the environment. So, excluding these clients from both years, we would have recorded revenue growth of 7% in 2022.". * A. 13-80 Reverse transcriptase is a _____ encoded by _____. d. it made plymouth a royal colony True or false: Sick building syndrome refers to symptoms such as headaches, allergies, and chronic fatigue caused by a variety of toxins that build up in poorly ventilated indoor spaces. a. a plasma membrane, where the pipe cleaners represent the phospholipid bilayer and the ribbon represents proteins embedded in the membrane. What characteristics define an emergent disease? Q: Discuss the following statement: "Viruses exist in the twilight zone of life: outside cells they are. 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
