Biology
10th Edition
ISBN: 9780073383071
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 39, Problem 4A
Summary Introduction
Introduction:
The fungal pathogens are the group of pathogens which are able to cause diseases in the living organisms. The pathogenic fungi are usually microorganisms. The
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
The process by which growth cones move toward a specific chemical is called
a) contact guidance.
b) diffusion.
c) chemotaxis.
d) neurotropism.
Which of the following best describes evidence of a hypersensitive response?
Select one:
a. The bending of the coleoptile towards light.
b. The growth of roots down and shoots up.
c. When cells around an infection site die, depriving the pathogen of nutrients and preventing it from spreading.
d. When plants elongate in response to being shaded.
e. When stomata close despite plenty of CO 2 and water.
Mycelium is a mass of conidia.
A. True
B. False
Chapter 39 Solutions
Biology
Ch. 39 - Nonnative invasive species are often a threat to...Ch. 39 - Prob. 2UCh. 39 - Prob. 3UCh. 39 - Prob. 4UCh. 39 - Parasitoid wasps protect plants from caterpillars...Ch. 39 - In response to wounding, a tomato plant first...Ch. 39 - When a cell undergoes a hypersensitive response,...Ch. 39 - The wound response products that bind to digestive...Ch. 39 - If a plant has been attacked by a pathogen, then...Ch. 39 - Prob. 1A
Ch. 39 - Both plant and animal immune systems can a....Ch. 39 - Your friend informs you that it is highly likely...Ch. 39 - Prob. 4ACh. 39 - You decide to plant a garden with a beautiful...Ch. 39 - Prob. 6ACh. 39 - Prob. 1SCh. 39 - Parasitoid wasps seem like an effective method to...Ch. 39 - Prob. 3S
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Describe a plant leaf that has survived fungal pathogen invasion via hypersensitive response (HR) mechanism. Explain the processes that happened at cellular level.arrow_forwardIdentify mycorrhizal structure that penetrates into plant roots and reasons behind this. Also, explain the roles of mycorrhizae in plant defense against plant disease.arrow_forwardWhat are the two general ways by which plant pathogens gain entry into the host plant tissue? What are the advantages and disadvantages of each mechanism?arrow_forward
- What are the four phases of growth for an epidemic? Show these phases on a diagram. (Plant Pathology)arrow_forwardBlack spot fungus is a disease that is known to attack roses in humid climates. At first, small black spots appear on the leaves. If left untreated, the entire plant can die. From this information, what is mostly the main cause of the demise? a) The plants’ cells are unable to carry out aerobic respiration. b) The leaves are unable to manufacture enough sugar to maintain the health of the plant. c) The roots are unable to absorb enough water. d) The stems are unable to support the plant.arrow_forward4) There are several other animal models that display regenerative properties including the zebrafish, salamander, and hydra. What specific strengths do planarians offer that makes studying regeneration feasible? 5) Discuss any one conceptual problem that can be addressed by studying regeneration in planaria. The discussion should include what is the problem and how does planaria help in studying the problem? I 6) What is a blastema? Where is it formed and how does it appear?arrow_forward
- Danish is preparing a plate of papaya (Carica papaya) for his sleepover friends. As he cuts open the papaya, they discover great numbers of slime-covered seed inside, surrounded by soft flesh and soft skin. Before papaya fruits ripen and the seeds inside them mature, their flesh is bitter or sour. Only later does it become tasty. Discuss how this feature improves the odds for the plant's reproductive success and identify the possible agents to disperse the seeds.arrow_forwardIdentify the following of Achrophyllum dentatum, Sauloma tenella, and Hypnodendron spininervium subsp. archeri a. Leaf Shape b. Leaf Apex c. Leaf Base d. Leaf Margin e. Presence of costa e. Shape of cellsarrow_forwardThe black spot fungus is known to attack roses in humid climates. Initially, small black spots appear on the leaves. The entire plant can die if not treated. From this information, what is mostly the main cause of the demise?arrow_forward
- Last Valentine's day, an 18-year old girl received a bouquet of flowers from the boy that she likes. She wanted to keep the cut flowers for a few more days so she asked for your advice on how she can retain the freshness of the flowers. Given this situation, what specific plant hormone would you recommend to her? a. abscisic acid b. auxin c. ethylene d. gibberellin e. cytokininarrow_forwardwhich of the following phytochemicals are considerd to provider vascular support? a. flavonoids and capsaicin b. tannins and curcumin c. ellagic acid and saponins d. limonene, inositol, sulfidesarrow_forwardThe cell walls of fungi are strengthened by chitin, a strong but flexible polysaccharide. Which of these statements about the function of chitin in fungal cell wall is TRUE? a. Chitin-rich walls of fungi improves feeding by facilitated diffusion. b. The movement of water and nutrients into fungal cells creates pressure that could cause them to burst if they were not surrounded by a chitin-rich cell wall. c. The chitin present in fungal cell wall does not impart any advantage in terms of nutrient acquisition from the environment. d. Chitinous tubular cell walls confers motility to multicellular fungi.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Essentials of Pharmacology for Health ProfessionsNursingISBN:9781305441620Author:WOODROWPublisher:CengageBiology (MindTap Course List)BiologyISBN:9781337392938Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. BergPublisher:Cengage LearningBiology: The Dynamic Science (MindTap Course List)BiologyISBN:9781305389892Author:Peter J. Russell, Paul E. Hertz, Beverly McMillanPublisher:Cengage Learning
Essentials of Pharmacology for Health Professions
Nursing
ISBN:9781305441620
Author:WOODROW
Publisher:Cengage
Biology (MindTap Course List)
Biology
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Cengage Learning
Biology: The Dynamic Science (MindTap Course List)
Biology
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Cengage Learning