Marine turtles and seabirds ingest seawater when consuming prey or drink it, having no access to fresh water.

These animals have specialized structures called salt glands located around the eyes and nostrils.

TLS Online TPP Program

#Id: 3108

#Unit 3. Fundamental Processes

replication fork is initiated at the origin and then moves sequentially along DNA

TLS Online TPP Program

#Id: 3109

#Unit 3. Fundamental Processes

Replication is unidirectional when a single replication fork is created at an origin.

TLS Online TPP Program

#Id: 3110

#Unit 3. Fundamental Processes

Replication is bidirectional when an origin creates two replication forks that move in opposite directions.

TLS Online TPP Program

#Id: 3111

#Unit 3. Fundamental Processes

The replicated region appears as a replication bubble within the nonreplicated DNA. 

TLS Online TPP Program

#Id: 3112

#Unit 3. Fundamental Processes

A replication bubble forms a θ structure in circular DNA.

TLS Online TPP Program

#Id: 3114

#Unit 3. Fundamental Processes

Bacterial replicons are usually circles that replicate bidirectionally from a single origin.