Mutations of the maternal pie-1 gene result in germline blastomeres adopting somatic fates, with the P2 cell behaving similarly to a wild-type EMS blastomere.

TLS Online TPP Program

#Id: 8685

#Unit 1. Molecules and their Interaction Relevant to Biology

TLS Online TPP Program

#Id: 6981

#Unit 5. Developmental Biology

A stem cell retains the ability to divide and re-create itself while also having the ability to generate progeny capable of specializing into a more differentiated cell type. 

TLS Online TPP Program

#Id: 3085

#Unit 3. Fundamental Processes

Long filaments form when septum formation is inhibited, but chromosome replication is unaffected.

TLS Online TPP Program

#Id: 3875

#Unit 5. Developmental Biology

Neighboring cells respond to cAMP in two ways:

• Initiate a movement toward the cAMP pulse for about a minute
• Release cAMP of their ownNeighboring cells respond to cAMP in two ways:

• Initiate a movement toward the cAMP pulse for about a minute
• Release cAMP of their own

TLS Online TPP Program

#Id: 6683

#Unit 3. Fundamental Processes

More than 90% of the genes expressed in mammals are alternatively spliced