Emphysema caused by a point mutation in -antitrypsin, which is normally secreted by hepatocytes and macrophages.

TLS Online TPP Program

#Id: 8759

#XL - T Zoology

Hydrogen bonds, which are central features of protein structures, make only minor contributions to protein stability.

TLS Online TPP Program

#Id: 10730

#XL - R Botany

Phyllode resembles cladodes and phylloclade but refers to a flattened petiole that resembles a leaf blade (rather than a narrow stalk). 

Australian acacias (Acacia) have phyllodes

TLS Online TPP Program

#Id: 8635

#XL - T Zoology

During late anaphase, telophase and G1, APC/C bound to Cdh1 targets B type cyclins and geminin for degradation.

TLS Online TPP Program

#Id: 9468

#XL - T Zoology

Erythropoietin receptor & the receptors for GH, prolactin, G-CSF, activates STAT5 but not STATs 1, 2, 3, or 4. 

TLS Online TPP Program

#Id: 10756

#XL - R Botany

The flower

Perfect flowers have both an androecium and a gynoecium

Imperfect flowers have one or the other and are termed pistillate if they contain female reproductive structures or staminate if only male reproductive structures