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TLS Online TPP Program

#Question id: 20109

The occurrence of a reaction is impossible if

#XL - P Chemistry
  1. ΔH is +ve; ΔS is also + ve but ΔH < TΔS
  2. ΔH is –ve; ΔS is also –ve but ΔH > TΔS
  3. ΔH is – ve; ΔS is + ve 
  4. ΔH is + ve; ΔS is – ve
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TLS Online TPP Program

#Question id: 663

#XL - Q Biochemistry

________ is a technique used to analyze the macromolecular structure of proteins in solution.
TLS Online TPP Program

#Question id: 1117

#XL - Q Biochemistry

At puberty, an adolescent female body changes in both structure and function of several organ systems, primarily under the influence of changing concentrations of estrogen and other steroid hormones. How can one hormone, such as estrogen, mediate so many effects?
TLS Online TPP Program

#Question id: 4932

#XL - S Microbiology

Which of the following is the best hypothesis regarding origins of nucleic acids?
TLS Online TPP Program

#Question id: 20240

#XL - P Chemistry

The bond angle in the ammonium ion is equal to
TLS Online TPP Program

#Question id: 3782

#XL - Q Biochemistry

In his work with pneumonia-causing bacteria and mice, Griffith found that