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TLS Online TPP Program

#Question id: 2616

Normally expression is always consider with the, transcription most of the regulation applied over transcriptional initiation in prokaryotes, why

#SCPH01 Biochemistry

  1. Because transcription initiation is the most energetically efficient step to regulate

  2. Regulation at this first step is easier to do well.

  3. There is only a single copy of each gene (in a haploid genome), and so typically only a single promoter on a single DNA molecule must be regulated to control expression of a given gene.

  4. A, B & C

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TLS Online TPP Program

#Question id: 1126

#SCPH28 | Zoology

Which of the following statement(s) is (are) true of the α subunit of a G protein?

a. It physically associates with the receptor.              

b. It binds GDP.

c. It binds GTP.                     

d. It is a transmembrane protein.
TLS Online TPP Program

#Question id: 1308

#SCPH28 | Zoology

What are the cytoskeletal proteins associated with hemidesmosomes?
TLS Online TPP Program

#Question id: 15140

#SCPH01 Biochemistry

Two types of pair-wise sequence alignment of the same hypothetical protein sequence fragments are illustrated in the figure below. Vertical bars between the sequences indicate the presence of identical amino acids. * symbols in Figure Y indicate residues not included in the alignment.





Which one of the following is correct?
TLS Online TPP Program

#Question id: 1306

#SCPH28 | Zoology

In plant cells, the middle lamella:
TLS Online TPP Program

#Question id: 10776

#SCPH05 I Biotechnology

pyrethroids that occur in the leaves and flowers of Chrysanthemum species show very striking insecticidal activity. Pyrethroids are________