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TLS Online TPP Program

#Question id: 19197

What are calorimetric biosensors?

#SCPH01 Biochemistry
  1. They measure the change in temperature of the solution containing the analyte
  2. It is impossible to detect differences as low as 0.0001°C
  3. Also called as cryophilic biosensor
  4. Sensitivity can be decreased by using two or more enzymes
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TLS Online TPP Program

#Question id: 373

#SCPH05 I Biotechnology

What is the hydroxyl ion (OH-) concentration of a solution of pH 8?
TLS Online TPP Program

#Question id: 3275

#SCPH28 | Zoology

When imbalances occur in the sex ratio of sexual species that have two sexes (that is, other than a 50:50 ratio), the members of the minority sex often receive a greater proportion of care and resources from parents than do the offspring of the majority sex. This is most clearly an example of ________.
TLS Online TPP Program

#Question id: 10940

#SCPH28 | Zoology

Adhesion of white blood cells to the endothelium is
TLS Online TPP Program

#Question id: 5560

#SCPH01 Biochemistry

In a newly fertilized egg, the vitelline layer ________.
TLS Online TPP Program

#Question id: 5018

#SCPH06 I Botany

Which event is nearest in time to the end of the period known as snowball Earth?