An electron has kinetic energy of 2·14 × 10^–22J.Its de-Broglie wavelength will be nearly (me = 9.1 × 10^–31 kg)

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#Question id: 2330

#XL - T Zoology

The cell theory states that

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#Question id: 2331

#XL - T Zoology

Which portion of a phospholipid molecule would be facing the environment outside of the cell?

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#Question id: 2362

#XL - Q Biochemistry

Before a cell divides, the centrioles ______

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#Question id: 2363

#XL - Q Biochemistry

Cells lining the respiratory tract contain ______ that help keep the lungs clear of particles.

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#Question id: 2364

#XL - Q Biochemistry

An enzyme's specificity is caused by the ______ of the active site.

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#Question id: 2365

#XL - Q Biochemistry

A denatured enzyme no longer has its usual ______ .