Which the following statements is/are true about the stacking gel?

i. The stacking gel solution contains acrylamide.

ii. It is on the top of the separating gel.

iii. It is used to dilute the protein sample before it enters the main separating gel.

iv. It is into this gel that the wells are formed and the proteins loaded.

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#Question id: 23197

#SCPH06 I Botany

In order to view images in TEM staining process has to be done. What kind of staining process are done.

1. Negative staining

2. Gram staining

3. Metal shadowing 

4. Immuno staining

Which of the following is true for TEM?

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#Question id: 4814

#SCPH06 I Botany

The frequency of recombinant gametes is half the frequency of crossing over between genes present on same chromosome is due to

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#Question id: 4587

#SCPH06 I Botany

Which one of the following statements best defines artificial selection?

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#Question id: 7311

#SCPH06 I Botany

According to the ABC model of flower development in Arabidopsis, three classes of organ identity genes— designated A, B, and C— are required to specify the identity of floral organs in each whorl of a flower. If wild type Arabidopsis were transformed with a chimeric gene composed of a C class promoter fused to a B class coding sequence, which of the following arrangements   (outer to inner) would be predicted?

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#Question id: 12731

#SCPH28 | Zoology

Choose the correct codon for phenylalanine.