In Prey population of genotype A1A1(100), A1A2( 200) and A2A2( 100) present in island, when predator introduced this area results ¼ of A1A1 and ½ of A1A2 killed over time however, no genotype A2A2 kill. What will be frequency of A1 allele in the population?

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#Question id: 18868

#Unit 13. Methods in Biology

Prior to staining, which of the following is employed as a fixative in light microscopy?

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#Question id: 18869

#Unit 13. Methods in Biology

The pace at which light passes through objects in phase contrast microscopy is-

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#Question id: 18870

#Unit 13. Methods in Biology

Which element of the light microscope is in charge of regulating the amount of light that enters the viewing area?

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#Question id: 18872

#Unit 9. Diversity of Life Forms

Which of the following statements is true of archegonia? 

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#Question id: 18873

#Unit 9. Diversity of Life Forms

Bryophytes have all of the following characteristics except 

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#Question id: 18874

#Unit 9. Diversity of Life Forms

Plant spores are produced directly by