In the presence of ATP and Ca+2 , the myosin heads extending from the thick

filaments walk toward the (+) ends of the thin filaments.

TLS Online TPP Program

#Id: 1815

#XL - T Zoology

TLS Online TPP Program

#Id: 1962

#XL - T Zoology

A life table provides data on the number of individuals alive in different age classes and the age-specific survival or mortality rates in these age classes.

TLS Online TPP Program

#Id: 8888

#XL - R Botany

A key function of mitotic CDKs, together with other protein kinases and ubiquitin-protein ligases, is to induce the formation of the mitotic spindle, also known as the mitotic apparatus.

TLS Online TPP Program

#Id: 9554

#XL - T Zoology

Alfred Russel Wallace - Who was collecting specimens in the Malay Archipelago, had independently conceived of natural selection

TLS Online TPP Program

#Id: 9366

#XL - T Zoology

Within the nucleus, R-Smads are modified by:

Phosphorylation of linker domains

Acetylation of MH1 domains

Dephosphorylation of the C-terminal serines by nuclear

phosphatases