which of the following statements accurately describes viruses?

They are recycled by endocytosis more quickly than the normal receptor. 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. They face communication difficulties mainly because others, who generally do not know sign language, are unable to communicate with them. d. pinocytosis. b. Staphylococcus aureus An amoeba, a protozoan that moves by pseudopodia, approaches a smaller protozoan and extends its pseudopodia (extensions of cytoplasm in plasma membrane) around the smaller protozoan. Which of the following statements about viruses is false? Reference: ref 1 Select one or more: O a. c) Viruses are difficult to place precisely within the tree of life. 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. Contrary to the risk probabilities, we are often willing to accept far greater risk than the general threshold ______. 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. This is because, unlike toxic substances, hazardous materials ______. So, the water osmosed across the plasma membranes into the radish cells decreasing the turgor pressure inside of the cells. Which of the following virus types inserts a double-stranded DNA copy of its genome into the host cell's genome? a) They can be controlled by the use of antibiotics. Though categorizing toxins based on potency is useful, it is complicated by differences in individual and species reactions to particular chemicals. Hydraulic structures, e.g., sluicegates and pumping stations, can directly influence flooding processes and should be represented in flood modeling and risk assessment. c) viroids - For most people, a 1 in 100,000 chance of dying from some risk factor is often a threshold for changing what they do. - Exposure to carcinogens can result in invasive, out-of-control cell growth that can cause malignant tumors. b. Proviruses consist of double-stranded DNA. Instead, the RBCs look very shriveled up. O Enveloped viruses do not have protein spikes. e. Staphylococcus aureus. 13-30 Wiskott-Aldrich syndrome involves an impairment of _____. - The damage to genetic material by mutagens can lead to birth defects if the exposure occurs during fetal development. c) Vertical transmission is the spread of viruses from the upper leaves to the lower leaves of the plant, and horizontal transmission is the spread of a virus among leaves at the same general level. c. They must make sure the results were not an accident and that they are repeatable. d. Transport proteins, channel proteins, and passive carrier proteins all help increase the selective permeability of a phospholipid bilayer membrane. d. integrase 13-48 Individuals with an immunodeficiency affecting B-cell function are more susceptible to infections caused by which of the following pathogens? A) After infection, the viral genes immediately turn the host cell into a lambda-producing factory, and the host cell then lyses. c) Reverse transcription would no longer be possible. They cause T cells to divide and differentiate into effector T cells. *two answers*, which of the following. Dose (amount of experience) - Horizontal (x) axis a. d. properdin (factor P) d) Double-stranded RNA viruses possibility of suffering harm or loss resulting from a given action, process of estimating the threat a particular hazard poses to human health. e. CD18. A. Which of the following are true about the effects of exposure to carcinogens? 13-79 A patient is diagnosed with AIDS when CD4 T-cell counts _____. Why? B.) d. The RBCs were hypertonic to the saline; this resulted in water osmosing through the RBC plasma membrane mostly into the cells. c) They are rarely spread by insects. Persistent organic pollutants (POPs) are a concern because being ______. Dog bites and bee, wasp, or hornet stings - These have risks between 1 in 46,562 to 1 in 115,111. Which of the following accurately describes HIV? The cell should lose weight over time because it is hypertonic to the beaker environment and water will leave the cell through osmosis. d. extracellular spaces; coating itself with human proteins d. carrier proteins. 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. b. the plasma membrane. d. superantigens 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? - possibly spread by humans from one cave to another on their shoes and clothing. ", lethal dose of a chemical for half of the population. A. Gases expand very easily due to a property called compressibility. Toluene and formaldehyde from cigarette smoke - Inhalation (respiratory tract) This manuscript presents a full duplex communication system for the Deaf and Mute (D-M) based on Machine Learning (ML). a. A variety of respiratory diseases in humans can be caused by adenoviruses. 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. a. susceptible individuals; immune individuals d) Viruses do not represent a single taxonomic group. Mutable requirements Emergent requirements Consequential requirements Compatibility requirements SCENARIO: Consider an online shopping portal that allows a customer to browse and purchase different products. d. phagocytosis. e. Listeria monocytogenes 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. 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. They contain a protein coat called a capsid. a) bacteriophages d. a ribosome. A virus is living because it has DNA that stores genetic information. 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. 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. The smooth endoplasmic reticulum c. the IFN- receptor A: Answer- Virus is a submicroscopic infectious agent that is non-living outside the cell and living. 13-9 Which of the following statements regarding herpes simplex virus is false? Which of the following statements accurately describes plant virus infections? c. Most deficiency syndromes are caused by dominant gene defects. c. semipermeable answer choices Viruses are much smaller than bacteria cells. This specifically makes alcohol a ______. a. transcriptional regulators of HLA class II loci b) Formation of the provirus would be stopped. d) I, Which of the following characteristics is the largest contributor to determining a virus's host range? d. superantigen 13-80 Reverse transcriptase is a _____ encoded by _____. a) The gp120 glycoprotein would no longer be able to bind to the CCR5 receptor. d) viroid c) They are rarely spread by insects. 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. d) They have little effect on plant growth. 13-25 Deficiencies in complement components C5-C9 and properdin (factor P) are associated with _____. kill the host cell immediately, while bacteria maintain life within the . An experiment mixed together oil (lipids), organophosphate-containing detergent in water, and copper ions to act as a catalyst for a chemical reaction. e. nucleus; fusion with the nuclear membrane. a. plasma membrane. Match the persistent organic pollutant (POP) of current concern to its source. 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 ______. 13-6 All of the following use gene conversion to avoid immune detection except _____. The Zika virus is most commonly transmitted by. The heaviest burden of illness is borne by ______. 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. The boundary that surrounds the contents of the nucleus is the The next day the radishes are crisp and crunchy again. c. the ER lumen. 13-42 Epstein-Barr virus infects and establishes latency in _____, gaining entry by binding to _____. c) the proteins in the host's cytoplasm c. The water will mostly move from side "A" to side "B" because the water concentration is higher on side "B." Stop drinking alcohol during pregnancy - Reduced risk of fetal alcohol syndrome. d. cytosol. Detoxification - Liver Which of the following statements correctly identify reasons why the debate currently surrounds regulating endocrine disrupters? the virus uses the host cell to replicate itself. Which of the following is not a concern of environmental toxicology? - mortality data fail to capture the impacts of nonfatal outcomes of disease and injury on human well-being. c. innate; acquired immune responses Which of the following statements accurately describes how endocrine disrupters affect us? - Most people will tolerate a higher probability of occurrence of an event if the harm caused by that event is low. Predicting whether an individual will recover from a given disease. Trauma - Car accidents Asbestos workers who smoke, however, have a 400-fold increase in cancer rates. b. respiratory syncytial virus e. the initial phase of infection is followed by clinical latency. b. impenetrable d. a eukaryotic cell with a nucleus. a. Streptococcus pneumoniae After returning to your desk, you observe the slide with your microscope and notice that all of the red blood cells (RBCs) do not look like the nice round donut shaped cells in your lab manual. Over time, the students sitting in the far corner of the room would smell the perfume. e. C3; opsonize capsulated bacteria. a - Some of the population responds, even at zero dose of the toxin, suggesting that some other factor in the environment also causes this response - spreading worldwide. A screen door allows breezes to enter and aromas to exit but keeps out insects. b. polysaccharides 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 .

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