Concept explainers
To propose a hypothesis: To compare the structures of tobacco mosaic virus and influenza virus.
Introduction: Virus is a distinctive class of microscopic organisms that are infectious in nature. They are typical
Want to see the full answer?
Check out a sample textbook solutionChapter 19 Solutions
CUSTOM BIOLOGY
- Which submodality of taste is sensitive to the pH of saliva? umami sour bitter sweetarrow_forwardWhy is it easier to see images at night using peripheral, rather than the central, vision? Cones are denser in the periphery of the retina Bipolar cells are denser in the periphery of the retina Rods are denser in the periphery of the retina The optic nerve exits at the periphery of the retina.arrow_forwardVisit this site (http://openstaxcollege.org/l/NYTmeningitis) to read about a man who wakes with a headache and a loss of vision. His regular doctor sent him to an ophthalmologist to address the vision loss. The ophthalmologist recognizes a greater problem and immediately sends him to the emergency room. Once there, the patient undergoes a large battery of tests, but a definite cause cannot be found. A specialist recognizes the problem as meningitis, but the question is what caused it originally. How can that be cured? The loss of vision comes from swelling around the optic nerve, which probably presented as a bulge on the inside of the eye. Why is swelling related to meningitis going to push on the optic nerve?arrow_forward
- Image after (at the back) Retina Short distance Object Object https://ophysics.com/16.html Retina Human Eye Lens The above picture shows the defect of a human eye, where the image of the long distance object is formed before(in- front) the retina: 1) What type of eye defect is shown in the picture? 2) The reason for above eye defect is and 3) How can we correct the above eye defect?arrow_forwardIdentity Identify the pointed structure a. JG cells b. Intramesangial cells c. Extramesangial cells d. Macula Densa e. Mesanglia cells f. Macula luteaarrow_forward11. Name and define the three routes of the visual system? Give an example of how each work.arrow_forward
- Please ASAP. Thanku. 7. Which of the following statements about the lateral geniculate nucleus of the thalamus (LGN) is FALSE? A. The LGN is organized into six main layers, with layers that contain konicellular cells in between B. The parvocellular pathway is important for detecting the direction of movement of visual objects C. There are two magnocellular layers. D. There are four layers that contain small parvocellular cells. E. The LGN relays information from the parvocellular and magnocellular pathwayarrow_forwardO bluedoor, LLC US •Fea • Support Visual Refraction 3. Indicate the type of eye issue for each image using the following work list: Emmetropia Myopia Нуperopia A. C. B.arrow_forwardMy daughter have eye retina area is yellow. Please suggest biotechnological solution.Describe your methodology.arrow_forward
- 5:47 p. m. Jue 15 feb. 5:47 p.m. m. Thu Feb 15 x X A. Figuero Soto2090 español → inglés 6- Crossword: Depending on the function, look for the anatomical part to which each premise refers. 0 AND J. TO Texto traducido I O A ¿Son útiles estos resultados? I AND Google Lens Google Lens Yes TO AND N T™ O TO TO I O M T AND → Enviar al inicio de Traductor T Seleccionar texto N T O I AND TO I N O 。 I TO 2 T R T AND AND W I TO I N AND Escuchar OR TO AND C TO V 1- It is the acronym for the cement-enamel junction that refers to the neck of the tooth. AND 2- It is the surface that covers the root and its composition is similar to bone. Z TO Yes OR 0 OR d V Yes 6- It is the submerged, unexposed or hidden portion of the tooth. 7- It is the main support structure of the tooth and is composed of a material of 70% inorganic and 30% organic and cannot be exposed. 8- Place where cement and alveolar bone are inserted. 9- It is a compact bone adjacent to the periodontal ligament and alveolar bone N I OR AND…arrow_forward2. Label the figure of the eye shown to locate anterior cavity, posterior cavity, anterior chamber, posterior chamber, cornea, sclera, optic nerve, aqueous humor, vitreous humor, lens, pupil, ciliary body, suspensory ligaments, iris, retina, choroid, fovea centralis, macula densa 3. Label the figure of the olfactory epithelium and associated structures below to show olfactory receptor cells, supporting cells, basal cells, olfactory cilia, olfactory neuron, olfactory bulb, olfactory nerve CN I. Olfactory Epitheliumarrow_forward1. Why is it helpful that the transmission compound light microscopes we studied in the lab are both parfocal and parcentered? 2. Why would it be harder to find a specimen on a slide starting with the 40x objective lens compared to the 4x objective lens. Support your answer with facts about the field of view and the comparison of both objective lenses. 3. If I wanted to observe something, let's a virus that was 50nm in size, which microscope would you recommend me using? Support your answer with facts about the microscopic utility.arrow_forward
- Anatomy & PhysiologyBiologyISBN:9781938168130Author:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark WomblePublisher:OpenStax CollegeBiology 2eBiologyISBN:9781947172517Author:Matthew Douglas, Jung Choi, Mary Ann ClarkPublisher:OpenStax
- Biology: The Unity and Diversity of Life (MindTap...BiologyISBN:9781337408332Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa StarrPublisher:Cengage LearningFundamentals of Sectional Anatomy: An Imaging App...BiologyISBN:9781133960867Author:Denise L. LazoPublisher:Cengage Learning