Viagra causes dilation of blood vessels and increased blood flow to the penis, facilitating erection. Viagra acts by inhibiting which of the following events?

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#Question id: 22946

#SCPH06 I Botany

FLOWERING LOCUS C (Floral repressor) that is expressed in Leaves and apex, belongs to which, transcription factor family

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#Question id: 11758

#SCPH28 | Zoology

In normal kidneys, which of the following is true of the osmolarity of renal tubular fluid that flows through the early distal tubule in the region of the macula densa?

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#Question id: 685

#SCPH01 Biochemistry

A protein has a molecular weight of 5600 daltons; its subunits are about 1960 daltons. There are ________ protein chains per oligomer.

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#Question id: 3047

#SCPH06 I Botany

A rapidly growing bacterial species such as E. coli exhibits a typical phase of growth cycle in liquid nutrient broth. If a bacterial culture has starting density 1000 cells/ml in log phase and after four hours cell density is 4000 cells/ml.  What is specific growth rate per hour? 

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#Question id: 3524

#SCPH28 | Zoology

Which of the following genotypes would produce the greatest variety of gametes of the alleles assorted independently?