TLS Online TPP Program

#Question id: 9566


Which of the following adaptations helps kangaroo  rats conserve water?

#Unit 10. Ecological Principles
  1. Production of virtually dry faeces
  2. Nocturnal activity to avoid exposure to hot and dry daytime conditions
  3. Partial recovery of water evaporated from the lungs
  4. All of the above
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TLS Online TPP Program

#Question id: 24486

#Unit 3. Fundamental Processes

Splicing is an …………reaction that proceeds through a pentavalent phosphorous intermediate.

TLS Online TPP Program

#Question id: 24487

#Unit 3. Fundamental Processes

There are three type of Splicing Machinery match them correctly.

TLS Online TPP Program

#Question id: 24488

#Unit 3. Fundamental Processes

Which of the following are grouped as self splicing  
a. Nuclear 
b. group I 
c. group II

TLS Online TPP Program

#Question id: 24489

#Unit 3. Fundamental Processes

Two transesterification reactions takes place for 2 exon -1 intron configuration. Choose the correct  statement 
a. First transesterification is always caused by exon 1 -3’OH
b. second transesterification is catalysed variably either by external G or branch point while .
c. First transesterification is catalysed variably either by external G or branch point while 
d. second transesterification is always caused by exon 1 -3’OH.

TLS Online TPP Program

#Question id: 24490

#Unit 3. Fundamental Processes

There are three type of Splicing signals 1. Major U2-type or GU-AG introns 2. Minor U12-type or AU-AC introns & 3. Minor U12-type with GU-AG introns (hybrid type), which of the following is responsible for the recognition of branch point sequence UACUAAC?

TLS Online TPP Program

#Question id: 24491

#Unit 3. Fundamental Processes

There are three type of Splicing signals 1. Major U2-type or GU-AG introns 2. Minor U12-type or AU-AC introns & 3. Minor U12-type with GU-AG introns (hybrid type), which of the following is responsible for the recognition of branch point sequence CCUUAACU