TLS Online TPP Program

#Question id: 2024


According to this figure which line is not true?   

#Unit 4. Cell Communication and Cell Signaling
  1. Both the maternal and paternal MHC genes are expressed (codominant expression).

  2. class II molecules can form  heterodimers.

  3. class I molecules can form  heterodimers.

  4. class II molecules can form  homodimers

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TLS Online TPP Program

#Question id: 80

#Unit 1. Molecules and their Interaction Relevant to Biology

 Examine the Fischer projection below. How is this carbohydrate classified

TLS Online TPP Program

#Question id: 12524

#Unit 6. System Physiology – Plant

PYR/PYL/RCAR  receptors  to permit or enhance interaction with PP2C and thereby repress PP2C phosphatase activity. This releases SnRK2 kinases from inhibition and allow to performing various function such as;
a) phosphorylating transcription factors that bind ABA Response Elements to inhibits the ABA responsive gene expression 
b) Allow phosphorylation  ion channels for regulating  stomatal aperture 
c) phosphorylating transcription factors that bind ABA Response Elements to activates the ABA responsive gene expression
which of the following is the correct statement  of  kinase activity ?

TLS Online TPP Program

#Question id: 3522

#Unit 8. Inheritance Biology

A haplo-diplod insect, Male are haploid but female are diploid, A female who is heterozygous for recessive red eye color mutation mate with red eye male. What will be percent of wild phenotype color eye among their female?

TLS Online TPP Program

#Question id: 737

#Unit 1. Molecules and their Interaction Relevant to Biology

Which structure below indicates the proper hydrogen-bonding pattern between amino acids in an α-helix? (Dashed lines represent the hydrogen bonds.)

TLS Online TPP Program

#Question id: 7561

#General Aptitude

Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively . If they cross each other in 23 seconds, what is the ratio of their speeds?