Endemic species - Species that live in a single, often isolated, location.

Cosmopolitan Species - with very large geographic ranges that can span several continents.

TLS Online TPP Program

#Id: 10429

#Unit 4. Cell Communication and Cell Signaling

Acute myeloid leukemias

characterized by DNA hypomethylation, due to inactivating mutations in an enzyme that catalyzes the methylation of CpG dinucleotides.

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#Id: 2982

#Unit 3. Fundamental Processes

Only one DNA polymerase is the replication enzyme. The others participate in repair of damaged DNA, restarting stalled replication forks, or bypass 1ng damage in DNA.

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#Id: 5267

#Unit 7. System Physiology – Animal

The SA node exhibits automaticity; it can spontaneously generate action potentials without neural input. 

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#Id: 2028

#Unit 8. Inheritance Biology

F (fertility) factor Episome of E. coli that controls conjugation and gene exchange between cells.

TLS Online TPP Program

#Id: 9893

#Unit 4. Cell Communication and Cell Signaling

Toll-Like Receptors Recognize Many Types of Pathogen Molecules - Vertebrate Toll-like receptors  are dimers of chains with extracellular leucine-rich (LRR) domains that bind PAMPs and DAMPs.