phosphoserine/threonine-binding F-box protein is Skp2, which uses a series of leucine-rich repeats to bind to target proteins only when they are phosphorylated.

TLS Online TPP Program

#Id: 8217

#Unit 2. Cellular Organization

In selective autophagy

specific cargo is packaged into autophagosomes that tend to contain little cytosol, mediates the degradation of worn out, or unwanted, mitochondria, peroxisomes, ribosomes, and ER; used to destroy invading microbes.

TLS Online TPP Program

#Id: 6799

#Unit 3. Fundamental Processes

The action of Dicer generates the short RNA molecule that will determine what target RNA is acted upon. The active form of the regulatory RNA is the single-strand form—at this stage called the guide RNA—incorporated into a RISC protein complex.

TLS Online TPP Program

#Id: 6961

#Unit 8. Inheritance Biology

TRANSLOCATIONS IN MEIOSIS The effect of a translocation on chromosome segregation in meiosis depends on the nature of the translocation.

TLS Online TPP Program

#Id: 1550

#Unit 2. Cellular Organization

Kinesin-1 powers anterograde transport of vesicles down axons toward the (+) ends of microtubules.

TLS Online TPP Program

#Id: 1585

#Unit 5. Developmental Biology

Ability to initiate a primitive streak is found throughout the marginal zone.