Campbell Biology In Focus
2nd Edition
ISBN: 9780134203072
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
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Chapter 30.2, Problem 2CC
Summary Introduction
To determine:
Why do fungal epidemicsgenerally pose a greater risk to asexually propagated crops, an example is seedless banana, the world’s most popular fruit, is losingthe battle against two fungal epidemics.
Introduction:
Epidemics are the rapid spread of a certain disease at a particular time in a specific area affecting a large population. Epidemics can also occur in plant species, like that in human.
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Name two fungal diseases of Crop plants.
The seedless banana, the world’s most popular fruit, islosing the battle against two fungal epidemics. Why dosuch epidemics generally pose a greater risk to asexuallypropagated crops?
A scientist is interested in genetically engineering a fungus that has a limited reproductive process so that it does not accidentally cross breed with other fungi in the laboratory. Which process should be disrupted to hinder fungal reproduction?a) None of theseb) Mycelium formationc) Spore formationd) Nutrient absorptione) Septa formation
Chapter 30 Solutions
Campbell Biology In Focus
Ch. 30.1 - WHAT IF? If flowers had shorter styles, pollen...Ch. 30.1 - WHAT IF? In some species, sepals look like petals,...Ch. 30.1 - Prob. 3CCCh. 30.2 - Prob. 1CCCh. 30.2 - Prob. 2CCCh. 30.2 - Self-fertilization, or selfing, seems to have...Ch. 30.3 - Prob. 1CCCh. 30.3 - Why does Bt maize have less fumonisin than non-GM...Ch. 30.3 - WHAT IF? In a few species, chloroplast genes are...Ch. 30 - A seed develops from an A. ovum B. embryo. C....
Ch. 30 - A fruit is a A. mature ovary. B. B . mature ovule....Ch. 30 - Double fertilization means that A. flowers must be...Ch. 30 - Golden Rice A. is resistant to various herbicides,...Ch. 30 - Which statement concerning grafting is correct? A....Ch. 30 - Some dioecious species have the XY genotype for...Ch. 30 - A small flower with green petals is most likely A....Ch. 30 - The pollen produced by wind-pollinated plants is...Ch. 30 - The black dots that cover strawberries are...Ch. 30 - DRAW IT Draw a flower and label the parts.Ch. 30 - SCIENTIFIC INQUIRY Critics of GM foods have argued...Ch. 30 - SCIENCE, TECHNOLOGY, AND SOCIETY People have...Ch. 30 - FOCUS ON EVOLUTION With respect to sexual...Ch. 30 - FOCUS ON ORGANIZATION In a short essay (100-150...Ch. 30 - SYNTHESIZE YOUR KNOWLEDGE This colorized SEM shows...
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- What is the potential role of fungal endophytes in enhancing the stress tolerance of plant species in harsh environmental conditions?arrow_forwardWhat caused "Foolish seedling disease" in Japan?arrow_forwardAdvantages of retaining the young sporophyte as an embryo within the parent plant include the following choices:A) The embryo is protected from desiccation.B) The embryo is able to quickly replicate, producing multiple copies that can be widely dispersed.C) The embryo is able to attain nutrients supplied by maternal tissues.D) The embryo is protected from pathogens.E) The embryo is protected from ultraviolet light.arrow_forward
- Fungi can propagate themselves successfully with their millions of asexual spores. That being the case,why is the production of sexual spores necessary?arrow_forwardWhat are the potential long-term ecological consequences of widespread fungal infections on plant communities and ecosystem dynamics?arrow_forwardWhich of the following methods are considered sexual propagation? Group of answer choices A)Cuttings B)Seeds C)Division D)Graftingarrow_forward
- Why is a grapefruit more likely to be spoiled by fungi than by bacteria?arrow_forwardSpores of Funaria germinate to produce.a) Budsb) Calyxc) Protonemad) Nonearrow_forwardA B C D G E F H a) On the diagram, which labeled structure represents the mature male gametophyte? I b) Which labeled structure represents the female megasporangium, prior to the production of spores? c) On the diagram, which labeled structure represents the immature male gametophyte? F d) Which labeled structure represents the mature female gametophyte? Jarrow_forward
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