TLS Online TPP Program

#Question id: 6980


Teeth form from

#Unit 5. Developmental Biology
  1. mesoderm, since they are clearly akin to bone
  2. ectodermal epidermis, since they are clearly related to fingernails and toenails
  3. endoderm, since they reside in the mouth, an extension of the gut
  4. a combination of oral epithelium and neural crest-derived mesenchyme in the jaw
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TLS Online TPP Program

#Question id: 26502

#Unit 3. Fundamental Processes

Splice sites are directional in nature. 5’ splice site -the left, or donor, site and the 3’ splice site - right, or acceptor, site. So, in below table the complex and their events are given match them correctly .

 Column 1 Column 2
 1. E complex a. Joining of U4/6 and U5 tri-snRNPs
 2. A complex b. U2 addition to base pair with the branch site in the presence of ATP
 3. B1 complex c. Formation of commitment complex in which U1 is base paired with the 5' splice site 

TLS Online TPP Program

#Question id: 26501

#Unit 3. Fundamental Processes

Splice sites are directional in nature

TLS Online TPP Program

#Question id: 26500

#Unit 3. Fundamental Processes

Choose the correct statement 
1.UACUAAC is branch point sequence for U2 type introns 
2.UACUAAC is branch point sequence for U12 type introns
3.CCUUAAC is branch point sequence for U12 type introns
4.CCUUAAC is branch point sequence for U2 type introns

TLS Online TPP Program

#Question id: 26499

#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: 26498

#Unit 3. Fundamental Processes

Which of the following shows correct bond pattern in Lactose and Allolactose

TLS Online TPP Program

#Question id: 26497

#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?