which of the following statements accurately describes viruses?

Urban flooding has become one of the most common natural hazards threatening people's lives and assets globally due to climate change and rapid urbanization. Question: Which of the following statements accurately describes a viral envelope? If you already knew that the infectious agent was a prion, select all the treatments that would allow you to distinguish this? If the concentration of sugar molecules in water on side "A" of a selectively permeable membrane is 5 percent, and the concentration of sugar molecules in water on side "B" of a selectively permeable membrane is 15 percent, which way will the water move and why? 0.04 ppm - Zooplankton a. - an ecological disease B cells; CR2 a. Which of the following characteristics is the largest contributor to determining a virus's host range? Debates in establishing environmental health policy include whether to ______. A change in the pressure of a gas results in a more significant change in volume than it would in a liquid. 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. - Most people will tolerate a higher probability of occurrence of an event if the harm caused by that event is low. They are repelled by the hydrophilic heads of the phospholipids that form the phospholipid bilayer. a. CD18; produce cell adhesion molecules Culture the substance by itself on nutritive medium, away from any plant cells. Use unequal arrows to indicate whether reactants or products are favored. d. MHC class I b. anti-HIV antibodies are detectable in their blood serum They capture energy from sunlight. d. Chdiak-Higashi syndrome a. They are only capable of reproducing once inside a living host cell. b) casing b. protease costs may increase significantly to protect the very small number of highly sensitive individuals at the extreme end of the curve. c. RNA-dependent DNA polymerase; HIV What is the current concern with using Sprague-Dawley rats in toxicology studies? a. water (H2O) c. varicella-zoster Poliovirus is an RNA virus of the picornavirus group, which uses its RNA as mRNA. Chemicals are generally divided into oil-soluble and water-soluble types. They are recycled by endocytosis more quickly than the normal receptor. There is evidence that elephants communicate via infrasound, generating rumbling vocalizations as low as 14 Hz that can travel up to 10 km. e. X-linked Wiskott-Aldrich syndrome. a. integrase A. a. exocytosis True or false: According to the World Health Organization (WHO) definition of health, we are all ill to some extent. c. captures energy from sunlight and sends it to the mitochondria. - The damage to genetic material by mutagens can lead to birth defects if the exposure occurs during fetal development. 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. diffusion. b. vascular bundles d. stores water, nutrients, and enzymes. b. respiratory syncytial virus Cancer What is the most plausible explanation for the appearance of the blood cells on your slide? a. osmosis b. facilitated diffusion 1 litre or 1 centilitre. Which of the following statements is true of chloroplasts? b. receptor proteins c. I would expect to find the photosynthetic enzymes associated with the mitochondria of the bacteria. d) ability to remove all viruses from the infected host. Differences in physiology, metabolism, and body size result in species reacting ______ to a specific compound, which makes human risk difficult to estimate. However, that does not imply that low doses of any toxin is good for health. Lead was banned from gasoline and paint in the 1970s and health problems associated with its exposure have dropped significantly since then. If each sugar molecule represents a percentage point of sugar dissolved in the solution, what change would you expect to see in the solution level over time and why? .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. Multiple Choice Viruses are typically a piece of genetic material encased in a protein capsule. d. palisade mesophyll, Which of the following would be the best analogy for the function of the Golgi apparatus? b. pinocytosis Car accident Dose (amount of experience) - Horizontal (x) axis Choose the statement that correctly describes HIV and HBV. b. the sequence of the conserved X box of the HLA class II promoter Which of the following statements accurately describes a difference between viruses and bacteria? d) flare-ups occur when dormant viral proteins attack new cells 1. d. myeloperoxidase nonspecific activation 2-20% of body's CD8 T cells. 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. Herpes simplex virus infects B lymphocytes. 13-35 Protective antibodies generated in response to influenza virus bind to _____ of the viral envelope. Instead, the RBCs look very shriveled up. d. It is secreted by CD8 cytotoxic T cells, CD4 TH1 cells, and NK cells. True or false: Most people in industrialized nations have PFC residues (perflurooctanoic acid) in their blood. stable chemicals are resistant to degradation and can cause problems long after application and far from the sites where they were originally used. 4. c) They are rarely spread by insects. Viruses are very diverse. . What general type of membrane are you observing? d. local populations; global populations. b. the cytosol; escaping from the phagosome 13-50 Which of the following deficiency syndromes affects T-cell but not B-cell function? - Infectious diseases such as diarrhea are on the decline globally. d. Transport proteins, channel proteins, and passive carrier proteins all help increase the selective permeability of a phospholipid bilayer membrane. Chytridiomycosis (or chytrid fungus) is an ecological disease that affects amphibians and is ______. b. X-linked hyper IgM syndrome - Vegetables, whole grains, and other healthy foods can boost our ability to tolerate toxins. O The envelope is only found on RNA viruses. b. In which leaf tissues would you expect to find the highest density of chloroplasts? Which of the following statements accurately describe the hemoglobin molecule? - Members of a population vary in sensitivity to a toxin. a. the phagosome; inhibition of fusion of the phagosome with the lysosome Name several indicators that scientists use to evaluate the effects of climate change. Today health agencies calculate DALYs rather than mortality rates as a measure of disease burden because ______. a) enter a replicative cycle that does not kill the host cell. Significantly more people have HBV (hepatitis) than HIV, but they are less likely to be treated for it. The World Health Organization's definition of health includes ______ wellbeing. c. osmosis. a. The smooth endoplasmic reticulum White-nose syndrome is a fungal disease that is devastating bat populations, causing mortality of 90 percent or more in infected colonies. D. Viruses reproduce asexually while bacteria cells reproduce sexually. DDT is deposited in water from agricultural runoff What is the current trend in the worldwide mental health disease burden? A. Gases expand very easily due to a property called compressibility. c. a mitochondrion. 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 . Large molecules are always excluded from crossing the membrane. Ospreys eat larger fish. 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. True or false: Wind turbine syndrome is considered a psychogenic condition because people who are opposed to wind turbines often claim that noise and shadow flicker caused by moving turbines make them sick even though there is no medical evidence for cause and effect. Viruses are typically a piece of genetic material encased in a protein capsule. a. I would expect to find the photosynthetic enzymes in the chloroplasts of the bacteria. 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? b. b. MHC class II chain b. the virus escapes from the phagosome into the cytosol 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. 13-19 Which of these characteristics is not true of IFN-? When it acts on target cells, it enhances the engulfment and killing of bacteria. C. HIV leads to AIDS, when about one third of the individual's T cell count is lost. a. Though categorizing toxins based on potency is useful, it is complicated by differences in individual and species reactions to particular chemicals. a. it created the massachusetts bay colony. Which of the following statements correctly describes one difference between green algae and land plants? Members of a population vary in their level of sensitivity to a toxin. Our goal is to let community members put their participance into new projects with confidence. Bacteria injects DNA into a host cell. The cell should lose weight over time because it is hypertonic to the beaker environment and water will leave the cell through osmosis. Microbes acquire resistance to antibiotics through different processes that include random mutations and ______________ reproduction. Reduce the amount of salt and animal fat in your diet - Reduced cardiovascular disease a. CD40 ligand c. Substances can only pass through the membrane with the help of either active or passive transport proteins. 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. These changes, called cytopathic effects, can change cell functions or even destroy the cell. Prokaryotic cells must also carry out respiration but do not have mitochondria. 13-47 Which of the following statements regarding inherited immunodeficiency diseases is correct? a. Can you add thermal energy to an object without increasing its temperature? d. the proteasome cannot generate viral peptides for presentation by MHC class I molecules. Which of the following statements accurately describes the measles virus? Asbestos exposure and smoking each increase lung cancer rates 20-fold. a. smooth ER c. lysosome Dialysis tubing is a selectively permeable membrane that can be filled with a solution to simulate a cell. c. facilitated diffusion d. inhibition of peptide transport by transporter associated with antigen processing (TAP)

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which of the following statements accurately describes viruses?