What is the correct dorso-ventral arrangement seen in a cross-section of Drosophila embryo?

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#Question id: 22957

#SCPH06 I Botany

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: 3701

#SCPH28 | Zoology

Frederick Griffith accidentally discovered transformation when attempting to develop a vaccine for pneumonia. He injected mice with samples from S-strain (virulent) and/or R-strain (nonvirulent) pneumococci bacteria (Streptococcus pneumoniae). Which of the following results is NOT consistent with Griffith's experiments?

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#Question id: 550

#SCPH06 I Botany

Which of the following statements is false?

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#Question id: 3852

#SCPH01 Biochemistry

Which of the following is NOT one of the three stages of transcription?

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#Question id: 23150

#SCPH06 I Botany

How fura-2 dye moves inside the cell through plasma membrane?