Small organic molecules that usually make up all or part of enzyme cofactors and only very small amounts sustain growth

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#Question id: 19506

#XL - P Chemistry

The elements with atomic numbers 9, 17, 35, 53, 85 are all ———-

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#Question id: 13033

#XL - S Microbiology

The sample is then fractionated by electrophoresis through a _______. As all the proteins now have an _______ to mass ratio, they are separated on the basis of their _____.

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#Question id: 15608

#XL - S Microbiology

Melanins are light-absorbing biopolymers useful as topical sunscreens, sunlight-protective coatings for plastics, etc. Which gene is used for producing melanin. 

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#Question id: 8850

#XL - R Botany

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of

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#Question id: 822

#XL - Q Biochemistry

Detergents commonly used protein denaturations by interacting with