Biology
10th Edition
ISBN: 9780073383071
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 39, Problem 6A
Summary Introduction
Introduction:
For the recognition of the pathogens, the plants and the animals have developed certain receptors, which recognize the patterns present on the surface of the pathogens. The recognition of the molecules induces the innate immunity.
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There is a strict conditions that should be met before genetic engineering in plant crops could be successful, which of the following is true? *
A. there should be a large number of genes
B. genes that would be added should be specified
C. genes that would be added should be mixed with other desirable genes
D. the laboratory conditions should have ample oxygen
Mutation is:
A.
a factor responsible for plant growth
B.
a change which affects the offspring of F2 generation only
C.
a change that is inherited
D.
a change which affects the parents
What are avirulence genes?a. plant genes that encode proteins that prevent infection (virulence)b. plant genes that cause infection when the proteins they encode bindto pathogen elicitorsc. pathogen genes that prevent the pathogens from causing plantdiseased. pathogen genes that encode elicitors that foster diseasein plantse. None of the above correctly describes avirulence genes.
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
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- Which letter is correct A. Genetic engineering is preferred because a desired gene to crops may not exist in their species, so conventional agriculture could not be applied. B. Conventional agriculture is preferred because they're natural, and don't have interference in their genome, so they're healthier. C. Genetic engineering is preferred because through it, we can create new species of plants resistant to pests. D. Conventional agriculture is preferred because they produce more crop compared to genetic modifications.arrow_forwardAn auxotrophic mutant a. Can harvest its own energy from sunlight. b. Can harvest its own energy from inorganic chemicals. c. Grows well on minimal media. d. Requires nutritional supplements to grow on minimal media.arrow_forwardThe growing of plants in a laboratory environment under specificconditions is calleda. organogenesis.b. hybridization.c. tissue culture.d. None of these are correct.arrow_forward
- What are some of the impacts of biotechnology on crop plants in the United States? Choose the INCORRECT answer. Select one: a. Biotechnology of crops is now illegal due to its dangerous side effects. b. Environmental effects of crop biotechnology are ruining farmlands to the point of no return. c. Biotechnology of crops has been performed dating back to 1000 B.C. d. Crops made by biotechnology are safe to eat.arrow_forwardIn addition to the use of T-DNA vectors, other methods toproducetransgenic plants includea. biolistic gene transfer.b. microinjection.c. electroporation.d. all of the above.arrow_forwardWhat is the role of Agrobacterium tumefaciens in the production of transgenic plants? a. Genes from A. fume fociens are inserted into plant DNA to give the plant different traits. b. Transgenic plants have been given resistance to the pest A. tumefacaens. c. A. wmefaciens is used as a vector to move genes into plant cells. d. Plant genes are incorporated into the genome of Agrobacterium tumefaciens.arrow_forward
- Which organism is used in the genetic engineering of plants? a. T. aquaticus b. B. thuringiensis c. P. flourescens d. E. coli e. A. tumefaciensarrow_forwardResearchers can introduce loss-of-function mutations into genesusing the CRISPR/Cas9 technology . Ifyou used this technology to produce the following homozygous loss-of-function mutations in a winter-annual strain of Arabidopsis, describe how each mutation would affect flowering and the requirement for vernalization.A. FLCB. VIN3C. COLDAIRarrow_forwardIf a scientist wanted to introduce a transgene into a plant, which of these techniques would they be likely to use? A.) Inject a P element vector into a pollen grain. B.) Inject a genetically modified nucleus into an enucleated plant cell. C.) Inject a transgene into a seed. D.) Infect plant cells with bacteria containing T-DNA.arrow_forward
- Suppose, you want to delete or suppress a gene called ‘X’ in a plant so that the plant becomes drought resistance. Please explain in details how you can conduct the process.arrow_forwardThe aim of a research project is to produce a hybrid plant having resistance to disease. The disease resistance trait is cytoplasmically encoded. The parent plants which are chosen for the development of the hybrid are sexually incompatible. Which tissue culture technique will be used to produce a hybrid using these sexually incompatible parents.arrow_forwardWhat is the role of Agrobacterium tumefaciens in the production of transgenic plants?a. Genes from A. tumefaciens are inserted into plant DNA to give the plant different traits.b. Transgenic plants have been given resistance to the pest A. tumefaciens.c. A. tumefaciens is used as a vector to move genes into plant cells.d. Plant genes are incorporated into the genome of Agrobacterium tumefaciensarrow_forward
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