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TLS Online TPP Program

#Question id: 1591

Which of the following is not true about helper T cells?

#SCPH28 | Zoology

  1. They function in cell-mediated and humoral responses.

  2. They recognize polysaccharide fragments presented by class II MHC molecules.

  3. They bear surface CD4 molecules.

  4. They are subject to infection by HIV.

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TLS Online TPP Program

#Question id: 15904

#SCPH05 I Biotechnology

If the cell arc treated with 0.01% solution of FDA, what will be the effect on live cell?
TLS Online TPP Program

#Question id: 8912

#SCPH06 I Botany

Both animals and fungi are heterotrophic. What distinguishes animal heterotrophy from fungal heterotrophy is that only animals derive their nutrition
TLS Online TPP Program

#Question id: 483

#SCPH05 I Biotechnology

Glycogen is converted to monosaccharide units by:
TLS Online TPP Program

#Question id: 4801

#SCPH28 | Zoology

You set up a mapping cross involving two genes in Aspergillus and determine the following percentages of tetrad types: parental ditype 51%, nonparentalditype 49%. What can you say about your genes?
TLS Online TPP Program

#Question id: 5253

#SCPH28 | Zoology

In a hypothetical situation, the genes for sex pilus construction and for tetracycline resistance are located together on the same plasmid within a particular bacterium. If this bacterium readily performs conjugation involving a copy of this plasmid, then the resultshould be