Some plants of arid habitats close their stomata in the day and open them at night, when it is cooler.

TLS Online TPP Program

#Id: 6764

#Unit 3. Fundamental Processes

The rate of mRNA deadenylation varies inversely with the frequency of translation initiation for an mRNA:  the higher the frequency of initiation, the slower the rate of deadenylation.

TLS Online TPP Program

#Id: 1870

#Unit 10. Ecological Principles

The strength of interspecific competition is greater between more closely related species or species in similar guilds.

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#Id: 3272

#Unit 3. Fundamental Processes

Mismatch Repair Correction of the rare mismatches left after replication in E. coli improves the overall fidelity of replication by an additional factor of 10^2 to 10^3.

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#Id: 6336

#Unit 8. Inheritance Biology

Sex Determination in Drosophila melanogaster Y-linked characteristic  Characteristic determined by a gene or genes on the Y chromosome.

TLS Online TPP Program

#Id: 9941

#Unit 4. Cell Communication and Cell Signaling

These cells wall off the organism inside a granuloma called a tubercle. The localized concentrations of lysosomal enzymes in these granulomas can cause extensive tissue necrosis.