TLS Online TPP Program

#Question id: 2630


What does graphical representation shown,

#Part-A Aptitude & General Biotechnology
  1. The Oc lac operator binds repressor with lower affinity than does the wild-type operator.

  2. The Oc lac operator binds repressor with higher affinity than does the wild-type operator.

  3. Lac Oc required a higher concentration of repressor to achieve full binding than did the wild-type operator.

  4. B & C

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TLS Online TPP Program

#Question id: 18942

#Part-A Aptitude & General Biotechnology

Bacterial artificial chromosomes (BACs), cosmids, phages, plasmids and yeast artificial chromosomes (YACs) are all commonly used cloning vectors that differ in their cloning capacities, with a range from approximately 100 bp to 1000 kb. Which of the following is the increasing cloning capacity?

TLS Online TPP Program

#Question id: 14136

#Part-A Aptitude & General Biotechnology

Which of the following statement is incorrect about global alignment? 
(A) Global alignment is based on the Needleman–Wunsch algorithm.
(B) In Global alignment algorithm, an optimal alignment is obtained over the entire lengths of the two sequences.
(C) It is only suitable for aligning two closely related sequences that are of the same length.
(D) GAP is a web-based pairwise global alignment program.

TLS Online TPP Program

#Question id: 11201

#Part-A Aptitude & General Biotechnology

Why are action potentials usually conducted in one direction?

TLS Online TPP Program

#Question id: 19459

#Part-A Aptitude & General Biotechnology

Phase-contrast microscopy depends on the refractive index of the region of specimen and generates image in which we see a pattern of 

TLS Online TPP Program

#Question id: 10510

#Part-B Specialized Branches in Biotechnology

Constitutive chemical defenses are effective against many different herbivores, including insects and mammals. Hemlock (Cicuta sp.) produces which toxins that a polyacetylene prolongs the repolarization of neuronal action potentials.