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TLS Online TPP Program

#Question id: 4152

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.

#SCPH01 Biochemistry

  1. 1, 2, 3, 4

  2. 1, 2, 4, 3

  3. 2, 1, 4, 3

  4. 2, 3, 1, 4

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TLS Online TPP Program

#Question id: 14116

#SCPH01 Biochemistry

Which of the following statements are CORRECT when a protein sequence database is searched using the BLAST algorithm? 
P. A larger E-value indicates higher sequence similarity 
Q. E-value < 10^-10 indicates sequence homology 
R. A higher BLAST score indicates higher sequence similarity 
S. E-value > 10^10 indicates sequence homology 
TLS Online TPP Program

#Question id: 14116

#I Life Science/ Life Sciences Group – I-V

Which of the following statements are CORRECT when a protein sequence database is searched using the BLAST algorithm? 
P. A larger E-value indicates higher sequence similarity 
Q. E-value < 10^-10 indicates sequence homology 
R. A higher BLAST score indicates higher sequence similarity 
S. E-value > 10^10 indicates sequence homology 
TLS Online TPP Program

#Question id: 14116

#SCPH05 I Biotechnology

Which of the following statements are CORRECT when a protein sequence database is searched using the BLAST algorithm? 
P. A larger E-value indicates higher sequence similarity 
Q. E-value < 10^-10 indicates sequence homology 
R. A higher BLAST score indicates higher sequence similarity 
S. E-value > 10^10 indicates sequence homology 
TLS Online TPP Program

#Question id: 14116

#SCPH05 I Biotechnology

Which of the following statements are CORRECT when a protein sequence database is searched using the BLAST algorithm? 
P. A larger E-value indicates higher sequence similarity 
Q. E-value < 10^-10 indicates sequence homology 
R. A higher BLAST score indicates higher sequence similarity 
S. E-value > 10^10 indicates sequence homology 
TLS Online TPP Program

#Question id: 14117

#SCPH01 Biochemistry

Identify the character based method used for the construction of a phylogenetic tree. 
P. Maximum parsimony 
Q. Neighbor joining 
R. Maximum likelihood 
S. Bootstrapping
TLS Online TPP Program

#Question id: 14117

#I Life Science/ Life Sciences Group – I-V

Identify the character based method used for the construction of a phylogenetic tree. 
P. Maximum parsimony 
Q. Neighbor joining 
R. Maximum likelihood 
S. Bootstrapping