Two regulatory pathways exist for ABA catabolism:

the oxidative pathway and the sugar conjugation pathway

TLS Online TPP Program

#Id: 9276

#Unit 6. System Physiology – Plant

NodA is an N-acyltransferase that catalyzes the addition of a fatty acyl chain.

NodB is a chitin-oligosaccharide deacetylase that removes the acetyl group from the terminal nonreducing sugar.

NodC is a chitin-oligosaccharide synthase that links N-acetyl-D-glucosamine monomers.

TLS Online TPP Program

#Id: 2006

#Unit 8. Inheritance Biology

Melanocortin-1 receptor gene (MC1R) was located on human chromosome 16.

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: 4308

#Unit 11. Evolution and Behavior

Haldane’s rule: hybrid sterility or hybrid inviability is often limited to the heterogametic sex. (The heterogametic sex is the one with two different sex chromosomes, while the homogametic sex has two sex chromosomes of the same type).

TLS Online TPP Program

#Id: 8663

#Unit 10. Ecological Principles

Competitive exclusion principle The principle that two species cannot coexist indefinitely when they are both limited by the same resource.