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TLS Online TPP Program

#Question id: 1106

Protein kinase is an enzyme that functions in which of the following ways?

#SCPH06 I Botany

  1. as a second messenger molecule

  2. as a receptor for various signal molecules

  3. activates or inactivates other proteins by adding a phosphate group to them

  4. activates a G protein

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TLS Online TPP Program

#Question id: 8939

#SCPH06 I Botany

Cephalization is most closely associated with which of the following?
TLS Online TPP Program

#Question id: 14136

#SCPH05 I 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: 5445

#SCPH06 I Botany

A plant height in Maize is control by 3 pair of polygene .Two varieties of maize averaging 120 and 60 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 90 inches in height. What is percent of F2 progeny that is resemble with either 120 cm or 60 cm height?
TLS Online TPP Program

#Question id: 18645

#SCPH06 I Botany

SDS PAGE separate molecules by size because the presence of SDS (sodium dodecyl sulphate) denatures the protein removing 2˚, 3˚ and 4˚ structures (they assume a linear chain) and the SDS coats the molecules giving them a uniform charge/mass ratio. In an experiment (SDS-PAGE) with a discontinuous buffer system following band pattern is obtained 

   
Choose the correct statement regarding this band pattern
TLS Online TPP Program

#Question id: 10159

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

The ambient temperature exerts an important influence over Ω and the concentrations of CO2 and O2 around the active site of rubisco. Warmer environments have the effect of;  Find the incorrect one?