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TLS Online TPP Program

#Question id: 2927

Site-directed mutagenesis of Tyr-15 to Phe in cdc2:

#SCPH01 Biochemistry

  1. results in the wee mutant phenotype.

  2. results in a phenotype similar to that caused by mutation in cdc25.

  3. increases the possible number of phosphate groups on Cdc2.

  4. prevents binding of Cdc13.

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TLS Online TPP Program

#Question id: 15142

#SCPH05 I Biotechnology

Dot matrix analysis of the amino acid sequences of lambda phage cI (horizontal sequence) and phage P22 c2 (vertical sequence) repressors is shown below. Which one of the following is correct?
TLS Online TPP Program

#Question id: 1627

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

Several of the complement components are:
TLS Online TPP Program

#Question id: 342

#SCPH01 Biochemistry

In a single molecule of water, two hydrogen atoms are bonded to a single oxygen atom by ________.
TLS Online TPP Program

#Question id: 14139

#SCPH05 I Biotechnology

Which of the following statement is incorrect about sequence similarity and sequence identity? 
TLS Online TPP Program

#Question id: 23162

#SCPH06 I Botany

Match the fluorescent dyes in column I with emission light in column II
Column I                                                                          Column II
1. Texas                                                                            a. far red
2. Fluorescein                                                                   b. red
3. Rhodamine                                                                   c. blue 
4. Cy5                                                                               d. green
Which of the following option comprises all correct matches?