Explain the hypersensitive response
What will be an ideal response?
ANSWER: When a plant becomes infected by bacteria or fungi it may be able to defend against the
attack by surrounding the infected cells with dead cells. The process begins when a highly
reactive oxygen-containing compound breaks down nucleic acids, inactivate enzymes, or
compounds that have other toxic effects on cells. This initiates the killing of cells.
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The outer membrane of Gram-negative bacteria enables many antimicrobial drugs to enter the cell more easily
Indicate whether the statement is true or false
The formation of _____ depends on gene action, interactions within the embryo, interaction with other embryos that may be in the uterus, and interactions with the maternal environment
Fill in the blank(s) with correct word
You have been studying the relationship between jackals and tigers in India. Until recently, the only relationship you have observed is that jackals will associate themselves with a particular tiger and follow it at a safe distance in order to feed on the big cat's kills. However, recently you observed a jackal alerting a tiger to a kill with a loud cry. If you continue to observe this alerting behavior, you might change the categorization of the jackal/tiger relationship from ___________ to __________________.
A. mutualism; parasitism B. mutualism; commensalism C. commensalism; mutualism D. parasitism; mutualism E. competition; predation Clarify question: What is the key concept addressed by the question? What type of thinking is required? Gather Content: What do you already know about symbiotic relationships how the different behaviors of the animals relate to each type of symbiosis? What other information is related to the question? Choose Answer: Given what you now know, what information is most likely to produce the correct answer? Reflection on Process: Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Of the following organs, which is NOT in the
abdominal cavity? a. stomach b. liver c. heart d. intestine e. pancreas