Cytokinins are defined as compounds that have biological activities similar to those of trans-zeatin.

TLS Online TPP Program

#Id: 9380

#Unit 11. Evolution and Behavior

Innate behaviour

Reflex - Allow us to move in response to something in the environment.

The reflex which causes us to close our eyes when something flashes towards us, or to withdraw a foot when we step on a sharp object.

TLS Online TPP Program

#Id: 3102

#Unit 3. Fundamental Processes

An origin at which replication is initiated. It may also have a terminus at which replication stops.

TLS Online TPP Program

#Id: 4742

#Unit 5. Developmental Biology

C. elegans oocyte use the “partitioning-defective,” or PAR proteins, in establishing cell polarity. 

TLS Online TPP Program

#Id: 464

#Unit 2. Cellular Organization

Introns are nucleotide sequence which cannot encode functional proteins or polypeptides or introns do not have a sequence-specific function.

TLS Online TPP Program

#Id: 1586

#Unit 5. Developmental Biology

Once the PMZ has formed, it prevent other regions of the margin from forming their own primitive streaks.