Practice Questions

TLS Online TPP Program

#Question id: 59

Nitrogen (N) normally forms three covalent bonds with a valence of five. However, ammonium has four covalent bonds, each to a different hydrogen (H) atom (H has a valence of one). What do you predict to be the charge on ammonium?

#SCPH05 I Biotechnology

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#Question id: 5058

#SCPH06 I Botany

In the formation of vertebrate eye, optic vesicle and head ectoderm are-

#Question id: 2938

#SCPH01 Biochemistry

Which of the following inhibit(s) cyclin A/Cdk2 activity?

#Question id: 3038

#SCPH28 | Zoology

If a culture starts with 50 cells, how many cells will be present after five generations with no cell death?

#Question id: 10397

#SCPH05 I Biotechnology

Both VLFRs and LFRs depends on law of reciprocity that is, the magnitude of the response is dependent on the

#Question id: 3662

#SCPH01 Biochemistry

______________ refers change to the DNA that affects expression of a gene but is not inherited.