Currents caused by opening of which of the following channels contribute to the repolarization phase of the action potential ofventricular muscle fibers?

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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: 23470

#Aptitude

The name of the first Electronic computer is

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#Question id: 24185

#Aptitude

In Moby Dick, Herman Melville wrote that the whale men were “enveloped in whale lines,” that each man relied on the others during moments of danger.

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#Question id: 1426

#4. Cell Communication and Cell Signaling

Which of the following promotes angiogenesis?

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#Question id: 4308

#3. Fundamental Processes

Most repressor proteins are allosteric. Which of the following molecules binds with the repressor to alter its conformation and therefore affect its function?