TLS Online TPP Program

#Question id: 24204


What is the difference between trans and cis interactions during cell-cell adhesion respectively?

#Unit 4. Cell Communication and Cell Signaling
  1. Monomeric CAMs on one cell bind to one or more CAMs in the same cell’s plasma membrane & CAMs on one cell bind to the CAMs on an adjacent cell &
  2. CAMs on one cell bind to the CAMs on an adjacent cell & monomeric CAMs on one cell bind to one or more CAMs in the same cell’s plasma membrane.
  3. CAMs on one cell bind to the CAMs on an distantly located cell & monomeric CAMs on one cell bind to one or more CAMs in the same cell’s plasma membrane.
  4. Monomeric CAMs on one cell bind to one or more CAMs in the same cell’s plasma membrane & CAMs on one cell bind to the CAMs on an adjacent cell.

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TLS Online TPP Program

#Question id: 15559

#Unit 12. Applied Biology

The majority of the antibiotics have been isolated from 

TLS Online TPP Program

#Question id: 13207

#Unit 6. System Physiology – Plant

The polymer-trapping model explains symplastic loading in plants with intermediary-type companion cells, this model makes three prediction; which one of the following prediction is INCORRECT?

TLS Online TPP Program

#Question id: 12716

#Unit 6. System Physiology – Plant

Some cis-elements of target genes, which are involved in the Signal perception of stress (Drought/salinity and cold) to activating tolerance, 
a) MYCRS/MYBRS
b) NACRS
c) bZIP
d) ABRE
e) MEKK1
These cis-elements are____

TLS Online TPP Program

#Question id: 26914

#Unit 10. Ecological Principles

Some given statements about anti freezing are given;
a.some invertebrates to withstand temperatures as low as –18°C without freezing, in presence of glycoproteins
b.Sodium, potassium, or chloride ions involve to increasing  the blood freezing point, so the lack of these ions some species help to lower the blood freezing point
c.Amphibians release large amount of glucose into the blood to prevent freezing of blood in cold
d.Sodium, potassium or urea function as anti freezing in their blood
e.Glycine causes supercooling in plants
Which of the following statements about supercooling/anti freezing is correct?

TLS Online TPP Program

#Question id: 9247

#Unit 9. Diversity of Life Forms

What is the single greatest threat to biodiversity?