The pathway for polypeptides exported from E. coli includes the following steps, which occur in what order for correct export?

1.  A chaperone, SecA, binds to the polypeptide.

2.  A chaperone, SecB, binds to the polypeptide.

3.  ATP is hydrolyzed by Sec A.

4.  SecA pushes 20 amino acids of the polypeptide into the translocation complex.

TLS Online TPP Program

#Question id: 10507

#Section 6: Plant, Animal and Microbial Biotechnology

Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?

TLS Online TPP Program

#Question id: 10801

#Section 6: Plant, Animal and Microbial Biotechnology

Which one is not the Functions of isoflavonoid___

TLS Online TPP Program

#Question id: 10532

#Section 3: Genetics, Cellular and Molecular Biology

A  closed, self-sealing solvent-filled vesicles that are bounded by only a single bilayer, known as:

TLS Online TPP Program

#Question id: 1696

#Section 2: General Biology

TCR recognition of peptide-MHC class II depends on:

TLS Online TPP Program

#Question id: 1263

#Section 3: Genetics, Cellular and Molecular Biology

The major classes of CAMs include

a. cadherins.    b. fibronectin.    c. Ig-superfamily CAMs.      d. P-selectins.