Use unequal arrows to indicate whether reactants or products are favored. error prone replication of its DNA genome. d. pinocytosis. b. class II transactivator (CIITA) d) They have little effect on plant growth. a. CD4 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 It is rising in both developing and developed countries. The majority of the SMC is . c) the proteins in the host's cytoplasm 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. a) enter a replicative cycle that does not kill the host cell. Explanation :-:virus are acellular. Setting environmental health policy is challenging because ______. Which of the following statements accurately describes how viruses reproduce? On the basis of the experimental data and the gradient-less optimization approach, the modeling strategy and the parameterized equivalent dynamic finite element model are presented. Which Statement Accurately Describes Capitalism? - WHICH FGE 25 ppm - Ospreys. a) III c. Streptococcus pyogenes The Golgi apparatus Editor's Choice articles are based on recommendations by the scientific editors of MDPI journals from around the world. 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. d. simple diffusion, You are a scientist observing a membrane through which water and some small hydrophobic molecules can freely pass along a concentration gradient from high to low. is an emerging discipline that seeks to understand how environmental changes threaten our health and the environment itself. 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. 13-5 All of the following are associated with the ability of influenza virus to escape from immunity except _____. Which of the following statements accurately describes a difference between viruses and bacteria? c. a mitochondrion. - HIV is more lethal. e. they are unable to transduce signals when bound to the normal form. ___________________, 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 _________________. 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? e. fall below 200 cells/l. Explain. b. bacteria are living and viruses are non -living . Chytridiomycosis (or chytrid fungus) is an ecological disease that affects amphibians and is ______. answer choices They DO respond to a stimulus They need a host's energy because they do not have their own energy c. the expression of MHC class I and class II molecules A metabolic poison that specifically attacks nerve cells is a _______________. How can a single sheet of Polaroid film be used to show that the sky is partially polarized? e) Viral genomes mutate rapidly. Over time, the students sitting in the far corner of the room would smell the perfume. After soaking in the yellow iodine-water solution for one hour, the cell is once again weighed. 7. which one of the following statements is most accurate regarding the a. X-linked agammaglobulinemia e. gp41 and gp120. a) They can be spread via the plasmodesmata. This vesicle is now within the amoeba itself and will soon fuse with other vesicles containing digestive enzymes. e. cytokine and cytokine receptor production. d. the plasma membrane, Using the compound light microscope in the lab room, you observe a wet mount slide preparation. f. It is able to render target cells responsive even if they express only one functional allele of IFNR1. Q. - The chemical agent is not biodegradable and thus is persistent in the environment. The 2015 outbreak of the Zika virus was especially concerning as infected pregnant mothers were having babies with ______. Toxins - Lead a. the machine that assembles a product Previous infection with S. pneumoniae wears down the immune system over time. 0.04 ppm - Zooplankton e) Retroviruses. Which of the following statements accurately describes the path of Which statement is incorrect regarding internal control in personal computer environment? e. X-linked Wiskott-Aldrich syndrome. 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. the cytoplasmic tail is truncated - demand protection from every potentially harmful contaminant or accept some exposure as our bodies can repair some damage Find the temperature of a gas of CO2\mathrm{CO}_2CO2 molecules whose rms\mathrm{rms}rms speed is 309m/s309 \mathrm{~m} / \mathrm{s}309m/s ? a. 13-80 Reverse transcriptase is a _____ encoded by _____. b. C3 b) They can be spread via the plasmodesmata. When it acts on target cells, it enhances the engulfment and killing of bacteria. Multiple Choice Viruses are typically a piece of genetic material encased in a protein capsule. Question: You have to implement the following methods on the described scenario. d. sodium ions (Na+), hydrogen ions (H+), sugars, and amino acids, a. water (H2O), carbon dioxide (CO2), oxygen (O2). 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. Heart disease and cancer - These have risks of 1 in 6-7 Reduce the amount of salt and animal fat in your diet - Reduced cardiovascular disease This specifically makes alcohol a ______. 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? e. Mycobacterium tuberculosis. - better nutrition a. the cytosol. b. A layer of lipoproteins, glycoproteins, and phospholipids that covers the outer surface of some viruses is the Q. UPSC Prelims and Mains Exam - 2nd March 2023 - IASbaba d. Sensors | Free Full-Text | Multilayer Model in Soil Moisture Content Antibiotics cannot kill a virus because viruses are not living cells with cell walls to puncture, nor do they have their own organelles to replicate DNA. d. Transport proteins, channel proteins, and passive carrier proteins all help increase the selective permeability of a phospholipid bilayer membrane. They are only capable of reproducing once inside a living host cell Viruses are living cells that are lacking the necessary structures to carry out cellular functions. c. T cells; CD8 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 ______. a. transport proteins a. neuraminidase Which one of the following accurately describes the cause:effect relationship of ultrasound? I. - Acute exposure involves a single contact with a toxic chemical. Match the mechanism of eliminating toxins to the body part that is responsible for the action. b) retroviruses no longer just for the wealthy, as they are now becoming common in the developing world. 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? O Enveloped viruses do not have protein spikes. b. Which of the following can be used to accurately describe viruses? b. antigenic shift nonspecific activation 2-20% of body's CD8 T cells. DGT Token They cause T cells to divide and differentiate into effector T cells. Regulators struggle with how to set acceptable pollution levels based on the dose-response curve because ______. c. CD28 Which of the following statements accurately describe the hemoglobin molecule? b. the chromosome d. MHC class I a 4. d. phagocytosis. Cells vs Virus Homework | Biology Quiz - Quizizz kill the host cell immediately, while bacteria maintain life within the . D. A virus does not have a cell, produces carbon dioxide, and uses oxygen. a. the cell wall Poisons that are produced naturally are called ____________ substances. The estrogen-like compound that acts as a substitute hormone and disrupts gene expression, as shown in the image, is a(n) ______. The measles virus causes pancreas and liver infections. 13-24 All of the following are X-linked immunodeficiencies except _____. 1 litre or 1 centilitre. - in the blood of nearly everyone in the United States. 13-15 Superantigens bind to all of the following molecules except _____. Its function most resembles (Use only one word per blank.). Other IMG plans that may be of interest. Question 1. d) the proteins on the viral surface and that of the host cell membrane. e. the initial phase of infection is followed by clinical latency. Cancer b. a) The gp120 glycoprotein would no longer be able to bind to the CCR5 receptor. b. e. None of the above is mismatched. Your friend says you should refrigerate them in a bowl of water overnight. 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. CD19 CAR antigen engagement mechanisms and affinity tuning a) It uses viral RNA as a template for DNA synthesis. d. C5-C9; defend against Neisseria Which of the following is/are part of accepted cell theory? Where is the most likely place that enzymes needed for cellular respiration are anchored and functioning? Response curve representing a constant rate of response with increasing doors - Line b PFCs are persistent chemicals, so they are ______. The odds of being involved in a car accident are about 1 in 100 while the odds of being involved in an airplane accident are about 1 in 5,000. 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. Cells naturally, without using energy, respond to changes in water concentration through the process of 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. X=111110201X. Compare and contrast the nuclear envelope and the plasma membrane. The cell should lose weight over time because it is hypertonic to the beaker environment and water will leave the cell through osmosis. b) Formation of the provirus would be stopped. d. creates energy by converting ribosomes to proteins. d. The host cell must provide the transcriptional and translational machinery in order for RNA and protein products to be made from proviruses. Which of the following virus types inserts a double-stranded DNA copy of its genome into the host cell's genome? A virus has a cell, a nucleus, and does not eat. d. palisade mesophyll, Which of the following would be the best analogy for the function of the Golgi apparatus? c. Immune responses against S. pneumoniae are serotype-specific and protect only against strains that possess the same capsular polysaccharide antigens. a) capsid O The presence of an envelope influences viral entry and exit strategies. For groups of two or more, see our Patriot Lite Group Travel Medical Insurance SM plan. 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 Water-soluble types - These substances move widely in the environment and also have ready access to body cells as their solvent is ubiquitous b. Mortality rates are reduced by the administration of antibiotics to affected individuals. Because sensory neurons express low levels of MHC class I molecules, they provide appropriate sites for viral dormancy. Cell W. These changes, called cytopathic effects, can change cell functions or even destroy the cell. B) Most of the prophage genes are activated by the product of a particular prophage gene. B. c. converts sunlight into chemical energy. 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. This virus attacks the white blood cells (immune cells) of the human body. d. They contain an entire copy of a cell's genetic material. They readily mix with the hydrophobic tails forming the core of the phospholipid bilayer. Which of these sentences properly describes the difference between bioaccumulation and biomagnification? Which of the following groups of people is most likely to have an increased exposure to toxic chemicals because of their job responsibilities? - for activities we enjoy or find profitable atom. 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. 2. e. nucleus; fusion with the nuclear membrane. Chloropyrifos - Used as a pesticide - suggests a "better safe than sorry" approach of social responsibility to protect the public from harm in the face of scientific uncertainty - requires manufacturers to show that a substance is not dangerous before it is introduced into the marketplace. What does the image depict in the context of environmental toxicology? Chemicals are generally divided into oil-soluble and water-soluble types. - dramatically reducing frog populations in many areas The plasma membrane of some white blood cells contain ________ that bind with proteins of cells such as bacteria that have invaded the human body. What is the current concern with using Sprague-Dawley rats in toxicology studies? Both bacteria and viruses use host cells to reproduce, but viruses . Question 33. a worldwide (or very widespread) epidemic. A.) . f. provoke vomiting and diarrhea when ingested. b. hemagglutinin The epidermis layer functions like a covering of skin to protect the leaf while vascular bundles carry water and nutrients through the leaf. A nonliving complex of RNA or DNA protected by a protein coat d. Chdiak-Higashi syndrome caused by deficiency of CHS1 c. CD40 ligand; produce GM-CSF b. receptor proteins 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 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. Living cells have an intact phospholipid bilayer that separates the cell from its external environment; this structure is commonly referred to as the. d. RNA-dependent DNA polymerase; influenza virus Which of the following statements correctly identify reasons why the debate currently surrounds regulating endocrine disrupters? 13-34 Which of the following explains why Streptococcus pneumoniae can infect an individual recurrently? Because organs such as your skin and liver make frequent repairs, they are also more likely to ______. The Sprague-Dawley rat is ______ to endocrine disrupters than ordinary rats, so studies using them are not reliable. Chapter 19: Viruses Flashcards | Quizlet Select one or more: O a. 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. 13-42 Epstein-Barr virus infects and establishes latency in _____, gaining entry by binding to _____. c) re-infection by a closely related herpesvirus of a different strain a. it created the massachusetts bay colony. a. smooth ER c. lysosome e. C3; opsonize capsulated bacteria. Why? a. 180 seconds. Glyphosate - Used as an herbicide, Roundup Antibiotics for humans are generally ______ in the United States. Which of the following statements accurately describes plant virus infections? 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 ______. c. The radish cells were hypertonic to the water in which they were soaking. d) They have little effect on plant growth. - Our focus on reducing pollution to protect human health has neglected risks to natural ecological systems that may be of greater ultimate importance. c. nuclear pore. Colony collapse disorder is a persistent epidemic that affects ___________________. They a View the full answer Transcribed image text: Which of the following statements accurately describes the difference between bacteria and viruses? The possibility of suffering harm or loss resulting from a given action is referred to as ______. b. pinocytosis Microbes acquire resistance to antibiotics through different processes that include random mutations and ______________ reproduction. Which of the following are environmental disease (health) agents? Car accidents and firearm assaults - These have risks between 1 in 103 to 1 in 285 You place a small drop of the blood on a slide, add a drop of strong saline (salt) solution, and then cover all of it with a coverslip. Small fish eat zooplankton What is the most likely reason for the disagreement? b. virus cells . **see figure. a. susceptible individuals; immune individuals About Us: If your goal is to build a career that makes a difference, consider joining the dedicated people of the Colorado Department of Human Services(CDHS). 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. b) Negative-sense single-stranded RNA viruses 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. 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. In assessing the danger of toxic substances, which of these statements are true? A virus is living because it has an envelope that acts like a cell membrane. The following regions were not resolved in the cryo-EM map and so were omitted from the atomic model: residues 146 to 160 corresponding to the GS linker in the FMC63 scFv and residues 21 to 22, 40 to 46, 133 to 152, and 175 to 184 corresponding to flexible loops in CD19. Solved Which of the following statements accurately | Chegg.com Larger fish eat smaller fish a. I would expect to find the photosynthetic enzymes in the chloroplasts of the bacteria. b. it founded the plymouth colony under a proprietary governor. The radish cells were hypertonic to the water in which they were soaking. 13-66 Which statement regarding retrovirus proviruses is false? B cells; CR2 a. Solutes are never able to cross the membrane. c. facilitated diffusion 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. Persistence of chemicals can be a concern for health because such ______. Endocrine disruptors like BHA in facial moisturizers - Absorption (dermal) d. T-cell receptor V chain. become capable of human-to-human transmission Which of the following statements accurately describes the lysogenic cycle of lambda () phage? The dose-response curve showing LD50, as provided here, describes which of the following ideas? On a biological level, the main difference is that bacteria are free-living cells that can live inside or outside a body, while viruses are a non-living collection of molecules that need a host to survive. Which of the following virus types inserts a double-stranded DNA copy of its genome into the host cell's genome? c. the ER lumen. Which of the following statements best describes vaccines? Which viruses have single-stranded RNA that acts as a template for DNA synthesis? What factors make emergent diseases a special problem? Which of the following statement accurately characterize prediabetes? 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. osprey accumulates compounds stored by all prey lower in the food chain. These special proteins tell the white blood cells those bacterial cells do not belong to that particular human and to phagocytize (eat) them. Why do these antibiotics not work to kill viruses and cure people of viral infections? b) Formation of the provirus would be stopped. When a dose-response curve for a particular toxin shows a threshold for the response, it generally suggests ______. One of the differences between bacteria and viruses is that : a. viruses are living and bacteria are non -living . b) They can be controlled by the use of antibiotics. Excreting water-soluble salts and other substances - Kidneys. c. captures energy from sunlight and sends it to the mitochondria. a. All of the answers given. D. Viruses reproduce asexually while bacteria cells reproduce sexually. c. bacteria and yeast What is the determined cause of colony collapse disorder? Which of the following statements about viruses is false? d. Candida albicans a. epidermis .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. Ospreys eat larger fish. Reference: ref 1 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. Viruses are very diverse. Examine the figure below. - 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. a) co-infection with an unrelated virus that causes the same symptoms The cell should lose weight over time because it is hypotonic to the beaker environment and water will enter the cell through osmosis. Indoor and outdoor ______________ pollution contributes to millions of deaths every year. d. factor D b. diffusion. Chediak-Higashi syndrome caused by the deficiency of CHS1. B. C.) A virus is nonliving because it lacks an organelle that allows movement. The color change does not really tell us anything about the experiment. a. O The envelope is only found on RNA viruses. e. The capsular polysaccharide antigens of S. pneumoniae do not induce immunological memory. c. They give an animal cell its shape. d) viroid e. factor I White-nose syndrome is a fungal disease that is devastating bat populations, causing mortality of 90 percent or more in infected colonies. B. a. bacteria, some fungi (yeast), and many protozoans. d. viruses are prokaryotic and bacteria are eukaryotic . - establish acceptable toxin levels at the highest amount that does not cause measurable effects or as low as technically feasible. a. water (H2O), carbon dioxide (CO2), oxygen (O2) The color change indicates that the iodine molecules were small enough to diffuse across the membrane and react with the starch inside the cell. - the presence of a defense mechanism that prevents the toxin from reaching its target or repairs the damage that the toxin causes Treat the substance with nucleases that destroy all nucleic acids and then determine whether it is still infectious. Where in the bacteria would you expect to find the enzymes needed to perform photosynthesis? d) Double-stranded RNA viruses d. extracellular spaces; coating itself with human proteins Solved Which of the following statements accurately | Chegg.com d. MHC class I; MHC class II molecules. d. It is secreted by CD8 cytotoxic T cells, CD4 TH1 cells, and NK cells. b. proteins. e. Listeria monocytogenes. They face communication difficulties mainly because others, who generally do not know sign language, are unable to communicate with them. The standard GNSS-IR model typically considers soil to be a single layer of medium and measures the average SMC between 1 and 10 cm below the soil surface.