(a) Those who are honest are good teachers.

(b) Hard working people are honest

Inference: Hard work is the necessary quality of a good teacher.

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#Question id: 22956

#5. Developmental Biology

Individual and overlapping expression of homeotic genes in adjacent whorl of a flower determine the pattern of floral organ development. In an Arabidopsis mutant, floral organs are distributed as follows

WHORL 1 Sepal

WHORL 2 Petal

WHORL 3 Petal

WHORL 4 Sepal

Loss of function mutation in which one of the following genes would have caused the above pattern of floral organs development 

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#Question id: 22957

#5. Developmental Biology

floral organ development is controlled by overlapping expressions of A class , B class and C class genes in different whorls. In an Arabidopsis mutant, the floral whorls had following pattern:

Sepal àSepal àcarpel àcarpel 

Mutation in which one of the following class of gene causes above pattern.  

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#Question id: 22958

#5. Developmental Biology

Which of the following statement is correct regarding to the flower development in Arabidopsis?

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#Question id: 23140

#13. Methods in Biology

What will be the resolution of a compound microscope where numerical aperture given is 1.5 at 240 wavelength of light?

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#Question id: 23141

#13. Methods in Biology

Resolution of a light microscope is 0.42nm at 300 wavelength of light. If the specimen is viewed under oil what is the refractive index?

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#Question id: 23142

#13. Methods in Biology

What is the value of numerical aperture of microscope if glycerol is used and sin α= 70^o?