Z disk 

Thin actin filaments are assembled with their (+) ends embedded in a densely staining structure

TLS Online TPP Program

#Id: 9268

#Section 2: General Biology

Nitrogenase is a complex consisting of the MoFe protein (dinitrogenase or component I) a heterotetramer, and the Fe protein (dinitrogenase reductase or component II) a homodimer.

TLS Online TPP Program

#Id: 10363

#Section 2: General Biology

Type 2 T-independent

TLS Online TPP Program

#Id: 8326

#Section 3: Genetics, Cellular and Molecular Biology

The two ends of microfilament polymerize at different rates:

fast-growing end - plus end

slow-growing end - minus end

TLS Online TPP Program

#Id: 7734

#Section 2: General Biology

The number of electrons in a neutral atom is equal to the number of protons.

TLS Online TPP Program

#Id: 8986

#Section 3: Genetics, Cellular and Molecular Biology

Calculation of Allelic Frequencies