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TLS Online TPP Program

#Question id: 18222

Which event during the evolution of land plants probably made the synthesis of secondary compounds most beneficial? 

#XL - S Microbiology
  1. the greenhouse effect present throughout the Devonian period 
  2. the reverse-greenhouse effect during the Carboniferous period 
  3. the association of the roots of land plants with fungi 
  4. the rise of herbivory
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TLS Online TPP Program

#Question id: 13205

#XL - R Botany

The mechanisms that regulate the loading of sucrose from the apoplast to the sieve elements by the sucrose–H+ symporter await characterization. Possible regulatory factors include the following:
a) The solute potential or, more likely, the turgor pressure of the sieve elements
b) Sucrose concentration in the apoplast
c) The available number of symporter protein molecules
Which one of the mechanism that involve to regulate the loading of sucrose?
TLS Online TPP Program

#Question id: 20076

#XL - P Chemistry

Which of the following pair is not in order for boiling point for 14, 15, 16 and 17 group ?
TLS Online TPP Program

#Question id: 13224

#XL - R Botany

Suberin is
TLS Online TPP Program

#Question id: 1767

#XL - Q Biochemistry

Which of the following immunoglobulin is the most abundant immunoglobulin in newborns?
TLS Online TPP Program

#Question id: 19584

#XL - P Chemistry

As we proceed from left to right in groups, what happens to the non-metallic nature?