Synthetic seeds are produced by the encapsulation of somatic embryos with ___________.

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#Question id: 15958

#Unit 12. Applied Biology

During the protoplast fusion which technique is most commonly used as it induces reproducible high frequency fusion accompanied with low toxicity to most cell types?

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#Question id: 15264

#Unit 2. Cellular Organization

What chemical can be used to deplete the oxygen present in the culture medium

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#Question id: 1835

#Unit 4. Cell Communication and Cell Signaling

The HIV nef protein affects antigen presentation by:

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#Question id: 10534

#Unit 2. Cellular Organization

This experiment (shown in figure ) was performed at 37degree C. If the experiment were carried out at 10 degree C, what effect would you expect on the rate of diffusion? Why?

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#Question id: 1986

#Unit 4. Cell Communication and Cell Signaling

The following events occur when a mammalian immune system first encounters a pathogen. Which shows the correct sequence in which they occur?

I.   Pathogen is destroyed.

II.  Lymphocytes secrete antibodies.

III. Antigenic determinants from pathogen bind to antigen receptors on lymphocytes.

 IV.  Lymphocytes specific to antigenic determinants from pathogen become numerous.

V.   Only memory cells remain.