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TLS Online TPP Program

#Question id: 2949

A culture of cells is given 3H-thymidine for 30 minutes; then a sample of the cells is fixed and examined by autoradiography. It is found that:

#SCPH05 I Biotechnology

  1. all of the cells engaged in mitosis have incorporated the labeled thymidine into their chromosomes.

  2. none of the cells engaged in mitosis have incorporated the labeled thymidine into their chromosomes.

  3. all of the cells, both mitotic and nonmitotic, have incorporated the labeled thymidine into their chromosomes.

  4. none of the cells, neither mitotic nor nonmitotic, have incorporated the labeled thymidine into their chromosomes.

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TLS Online TPP Program

#Question id: 7753

#SCPH28 | Zoology

The best-studied type of plant autophagy, specialized organelles called autophagosomes enclose the cytoplasmic components and fuse with the vacuole, this is called
TLS Online TPP Program

#Question id: 18668

#SCPH01 Biochemistry

Enzymes and antibody can easily be detected in samples subjected to electrophoresis on cellulose acetate, by using the 
TLS Online TPP Program

#Question id: 14149

#SCPH05 I Biotechnology

Which of the following program is not an example of local alignment?
TLS Online TPP Program

#Question id: 5761

#SCPH06 I Botany

E. coli cells were spread on an agar plate, producing 1000 colonies.  The colonies are replica plated on two agar plates containing the antibiotic kanamycin and one agar plate without antibiotics.  All of the colonies are able to grow on the agar plate without antibiotic but only 4 colonies are able to grow on each of the agar plates containing kanamycin.  You notice that the four colonies that grew on each of the kanamycin containing plates are in the exact same position.  This demonstrates
TLS Online TPP Program

#Question id: 2991

#SCPH06 I Botany

Early observations of a cultured cell line indicated that the cells did not exhibit either density-dependent inhibition or anchorage dependence. What do these observations suggest about this cell line?