Species turnover on islands is generally low - The number of species on an island might remain the same, but the composition of the species should change continuously as new species colonize the island and others become extinct.

TLS Online TPP Program

#Id: 8945

#Unit 2. Cellular Organization

Tem1-GTP activates a protein kinase cascade, which promotes the release of active Cdc14 from the nucleolus and exit from mitosis. 

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#Id: 869

#Unit 13. Methods in Biology

The efficiency of PCR can be calculated by using Y = X (1+ E)n X is number of templates, E is mean PCR efficiency, n is number is PCR cycle. 

 

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#Id: 101

#Unit 5. Developmental Biology

Conditional Specified cells

Capacity for "regulative" development

Allows cells to acquire different functions

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#Id: 2136

#Unit 8. Inheritance Biology

Recombinant chromosomes have too many copies of some genes and no copies of others, so gametes that receive the recombinant chromosomes cannot produce viable progeny.

TLS Online TPP Program

#Id: 9329

#Unit 4. Cell Communication and Cell Signaling

The entire process of rhodopsin phosphorylation and its inactivation by arrestin is fast completed within 50ms.