Pili are usually longer than fimbriae and number only one or two per cell. Pili are involved in motility and DNA transfer. The type of motility, called 

1. Extrusion

2. Somersaulting

3. Twitching motility 

4. Gliding motility

Which combination from the following is correct?

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#Question id: 2511

#Unit 2. Cellular Organization

Dynein is to retrograde movement as    ?     is to anterograde movement.

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#Question id: 28283

#Unit 5. Developmental Biology

Following statements are related to fast block to polyspermy, which statement is incorrect?

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#Question id: 11200

#Unit 7. System Physiology – Animal

Action potentials are normally carried in only one direction: from the axon hillock toward the axon terminals. If you experimentally depolarize the middle of the axon to threshold, using an electronic probe, then ________.

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#Question id: 24494

#Unit 3. Fundamental Processes

U1 and U4 release Formation of the catalytic center in which U6 base pairs with the 5' splice site; U6 also base pairs with U2; U2 remains base paired with the branch site; U5 interacts with both exons through its loop is the characterstic of one of the stage during splicing, which is 

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#Question id: 10777

#Unit 6. System Physiology – Plant

Why pyrethroids are synthetically and commercially viable and applicable ?