Cystic fibrosis shows autosomal recessive inheritance with an incidence of 1 in 2500. The unaffected brother of an affected girl is referred for genetic counseling. Assume that the population is in Hardy-Weinberg equilibrium. Which of the following is correct?

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#Question id: 7521

#General Aptitude

A man takes 4 h 20 min in walking to a certain place and riding back. He would have gained 1 h 30 min by riding both ways. The time he would take to walk both ways is

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#Question id: 4485

#Unit 3. Fundamental Processes

In multicellular organisms, regulatory sequences can spread thousands of nucleotides from the promoter—both upstream and downstream—and can be made up of tens of regulator binding sites. Often, these binding sites are grouped in units called_?

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#Question id: 11768

#Unit 10. Ecological Principles

As documented by peter and rosemary grant, the population of the medium ground finch on the tiny island of Daphne major in the Galápagos archipelago responded how to changes in food resources associated with climate changes:

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#Question id: 27226

#Unit 1. Molecules and their Interaction Relevant to Biology

The Protein Components of the Mitochondrial Electron-Transfer Chain match them correctly with their prosthetic groups 

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#Question id: 1800

#Unit 4. Cell Communication and Cell Signaling

What is the single most effective agent at downregulating Th2 cells?