Bacteria such as Desulfovibrio reduce sulfate to:

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#Question id: 2383

#XL - Q Biochemistry

Some are thin areas where the primary wall is not covered by a secondary wall and are populated with plasmodesmata known as

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#Question id: 20047

#XL - P Chemistry

In one joule of energy, the number of photon with wave number equal to is

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#Question id: 20036

#XL - P Chemistry

The energy required to dislodge electron from excited isolated H atom (IE1 = 13.6eV) is

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#Question id: 20032

#XL - P Chemistry

If threshold wavelength for ejection of electron from metal is 300nm, then work function for photoelectric emission is

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#Question id: 10401

#XL - R Botany

Chloroplast movements in some plants is maintained by fused molecules of phytochrome and phototropin is known as