Gamma-H2AX frequently functions in DSBR

TLS Online TPP Program

#Id: 5438

#Unit 7. System Physiology – Animal

Voltage-gated sodium channel has two gates:

activation gate near the outside of the channel 

Inactivation gate near 

the inside of the channel 

TLS Online TPP Program

#Id: 9942

#Unit 4. Cell Communication and Cell Signaling

Diphtheria

Natural infection with C. diphtheriae occurs only in humans and is spread by respiratory droplets. 

The organism colonizes the nasopharyngeal tract and causes little tissue damage, with only a mild inflammatory reaction. 

TLS Online TPP Program

#Id: 8065

#Unit 13. Methods in Biology

TLS Online TPP Program

#Id: 10188

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 3995

#Unit 2. Cellular Organization

When an ethidium ion intercalates between two base pairs, it causes the DNA to unwind by 260, reducing the normal rotation per base pair from 360 to 100. In other words, ethidium decreases the twist of DNA.