The major motor portion of the flagellum is the axoneme, a structure formed by microtubules emanating from the centriole at the base of the sperm nucleus. These microtubules are made exclusively of the dimeric protein-

TLS Online TPP Program

#Question id: 26461

#Unit 3. Fundamental Processes

The mutation which reduce the efficiency of -10 & -35 element known as 

 a.Null mutation

 b. Down mutations 

 c. Up mutations 

 d. Zero mutations

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

TLS Online TPP Program

#Question id: 26511

#Unit 3. Fundamental Processes

There are two classes of snoRNPs involved in rRNA processing in nucleolus, so choose which of the following is correctly matched with their function 

a.The box H/ACA snoRNPs are involved in 2-O-methylations

b.The box H/ACA snoRNPs are involved in pseudouridylylation

c.The box C/D snoRNPs function in 2-O-methylations

d.The box C/D snoRNPs function in pseudouridylylation

TLS Online TPP Program

#Question id: 12834

#Unit 2. Cellular Organization

How Aurora B and the spindle assembly checkpoint pathway collaborate during every cell cycle to accurately attach every single pair of sister chromatids to the mitotic spindle in the correct, bioriented manner?

TLS Online TPP Program

#Question id: 1439

#Unit 4. Cell Communication and Cell Signaling

Indirect-acting carcinogens are those that: