The ratio T= I/I0 is called transmission.

TLS Online TPP Program

#Id: 7822

#Unit 10. Ecological Principles

Glycoproteins can permit some invertebrates to withstand temperatures as low as –18°C without freezing. 

Antarctic fish also have glycoproteins in their blood and some species accumulate sodium, potassium, or chloride ions or urea, all of which lower the blood freezing point.

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#Id: 8598

#Unit 2. Cellular Organization

Labile factors called cyclins drive the progression of cells through different stages of the cell cycle by binding to CDKs.

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#Id: 9548

#Unit 11. Evolution and Behavior

Neo-Lamarckism - August Weismann

cut off the tails of mice for many generations and showed that this mutilation had no effect on the tail length of their descendants.

TLS Online TPP Program

#Id: 7423

#Unit 5. Developmental Biology

Dictyostelia (social amoebas) solitary haploid amoebae live on decaying logs, eating bacteria and reproducing by binary fission.

TLS Online TPP Program

#Id: 1506

#Unit 2. Cellular Organization

a-tubulin and b-tubulin comprising 445–450 amino acids, which are tightly held together by noncovalent bonds.