After a plant has survived a microbial invasion, the rest of the plant is often less vulnerable to future
infections. This is called
a. systemic acquired resistance.
b. wound defense.
c. gene-for-gene recognition.
d. hypersensitive response.
e. jasmonate response.
A
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If a germ-line cell from an owl contains 8 picograms of DNA during G1 of interphase, how many picograms of DNA would be present in each cell during prophase I of meiosis? (Enter the number only, not the units.)
What will be an ideal response? Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about meiosis? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect 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?
Mendel's success in formulating his fundamental principles of inheritance can be attributed to which of the following?
A. Mendel focused on the overall appearance of the plant rather than on individual traits. B. Mendel focused on individual traits of the plant rather than on the overall appearance. C. Mendel chose to study complex traits that result from interactions between multiple genes. D. Mendel used an organism that grew slowly, therefore having long generation times. E. Mendel used fruit flies to study inheritance.
Which of the following structure-function pairs is mismatched?
a. nucleolus-ribosome production b. lysosome-intracellular digestion c. ribosome-protein synthesis d. Golgi-protein trafficking e. microtubule-muscle contraction
Genetic disorder that is caused by a deficiency of a clotting factor in the blood.
What will be an ideal response?