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TLS Online TPP Program

#Question id: 10810

A mechanism for preventing sap loss entails closing sieve plate pores with callose, which is

#Unit 6. System Physiology – Plant
  1. β-1,3 glucan
  2. α-1,4 glycosidic
  3. β-1,4 glucose polymer
  4. α-1,6 D-glucose
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TLS Online TPP Program

#Question id: 19996

#Unit 2. Cellular Organization

The rate of loss of single-stranded (ss) DNA during renaturation is a 
TLS Online TPP Program

#Question id: 31167

#Unit 7. System Physiology – Animal

Which of the following ionic changes is correctly matched with a component of the action potential?
TLS Online TPP Program

#Question id: 101

#Unit 1. Molecules and their Interaction Relevant to Biology

You have two bottles, each of which contains a white, crystalline substance. Your lab director tells you that one contains lactose and the other sucrose. Your job is to determine which bottle contains which sugar. Which procedure would you use?
TLS Online TPP Program

#Question id: 3980

#Unit 3. Fundamental Processes

Which of the following statements correctly describes promoters in E. coli?
TLS Online TPP Program

#Question id: 5418

#General Aptitude

In a class of 25 students, the average merks obtained by 23 of them in an examination was 50. The remaining two got 0 each. By how much did the two lower the average for the class?