Coleoptiles are very sensitive to light, especially

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#Question id: 363

#XL - Q Biochemistry

What is the pH of a mixture of 0.042 M NaH2PO4 and 0.058 M Na2HPO4? If 1.0 mL of 10.0 M NaOH is added to a liter of the buffer prepared, how much will the pH change? (pKa = 6.86)

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#Question id: 11743

#XL - R Botany

The wall between the two mature sieve tube elements contain a sieve plates, these sieve plate pores are open —that is, unobstructed by

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#Question id: 4592

#XL - S Microbiology

Which of the following statements describe the effect of evolution on a population?

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#Question id: 19673

#XL - P Chemistry

Which of the following alcohols is not polyhydric?

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#Question id: 2628

#XL - R Botany

Choose true statement about lac repressor;