Reporter genes are used to

a. express enzymes that are not easily assayed in cell extracts.

b. express enzymes that are easily assayed in cell extracts.

c. characterize DNA control elements.                     

d. characterize reporter plasmids.

TLS Online TPP Program

#Question id: 28272

#Unit 5. Developmental Biology

sulfate-containing polysaccharides in the egg jelly is responsible for___ 

TLS Online TPP Program

#Question id: 28273

#Unit 5. Developmental Biology

In sea urchins, the acrosome reaction is initiated by_____

TLS Online TPP Program

#Question id: 28274

#Unit 5. Developmental Biology

In case of sea urchin (Strongylocentrotus purpuratus), the acrosome reaction is initiated by_____

TLS Online TPP Program

#Question id: 28275

#Unit 5. Developmental Biology

 what will happened when sulfated polysaccharide binds to its receptor on the sperm____ 

a) activates CatSper calcium channel

b) activates sperm membrane calcium transport channel

c) activates sperm membrane sodium-hydrogen exchanger

d) activates sperm membrane phospholipase enzyme

TLS Online TPP Program

#Question id: 28276

#Unit 5. Developmental Biology

polymerization of G-actin molecules into F-actin by small G-protein which is?

TLS Online TPP Program

#Question id: 28277

#Unit 5. Developmental Biology

Species-specific binding on the vitelline envelope of sea urchin eggs through___