Last Modified: 2016-03-08
- Ter sites function as one-way valves to trap the oncoming replication forks.
- Tus proteins bind to one Ter site and inhibit the activity of DnaB (helicase).
- Ter and Tus are dispensable.
- Telomerase is not active in aging adult somatic tissues.
- There is a loss of genes and a introduction of aging genes.
- Combines with Ter to arrest a replication fork from only one direction.
- Arranged on chromosome to create a trap that a replication fork can enter but not leave.
- Type 2 Topoisomerase
- Needed to separate catenanted circles in E. coli.
- Repetitive DNA sequences at the ends of linear chromosomes.
- End in a large duplex loop--important for replication and stability.
Words From Our Students
"StudyBlue is great for studying. I love the study guides, flashcards, and quizzes. So extremely helpful for all of my classes!"
Alice, Arizona State University
"I'm a student using StudyBlue, and I can 100% say that it helps me so much. Study materials for almost every subject in school are available in StudyBlue. It is so helpful for my education!"
Tim, University of Florida
"StudyBlue provides way more features than other studying apps, and thus allows me to learn very quickly! I actually feel much more comfortable taking my exams after I study with this app. It's amazing!"
Jennifer, Rutgers University
"I love flashcards but carrying around physical flashcards is cumbersome and simply outdated. StudyBlue is exactly what I was looking for!"