in ab initio approach, generally when a base pairing is formed, the energy of the molecule is____ because of attractive interactions between the two strands.

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#Question id: 4327

#Section 3: Genetics, Cellular and Molecular Biology

What would occur if the repressor of an inducible operon were mutated so it could not bind the operator?

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#Question id: 2085

#Section 3: Genetics, Cellular and Molecular Biology

Cholesterol mixes with phospholipids in a biomembrane because cholesterol molecules are

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#Question id: 374

#Section 4: Fundamentals of Biological Engineering

The pH of a sample of blood is 7.4, while gastric juice is pH 1.4.  The blood sample has:

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#Question id: 17276

#Section 4: Fundamentals of Biological Engineering

The viscosity of water at STP is approximately

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#Question id: 3036

#Section 2: General Biology

During which phase would penicillin, an antibiotic that inhibits cell-wall synthesis, be most effective?