Transport of proteins from the cytoplasm into the nucleus and movement of macromolecules, including mRNAs, tRNAs, and ribosomal subunits, out of the nucleus occurs through nuclear pores, which span both membranes of the nuclear envelope.

TLS Online TPP Program

#Id: 9258

#Unit 6. System Physiology – Plant

Photosynthetic photon flux density (PPFD)—the flux of light (usually expressed as micromoles per square meter per second [μmol m–2 s–1]) within the photosynthetically active range (400–700 nm).

TLS Online TPP Program

#Id: 9259

#Unit 6. System Physiology – Plant

Photosynthesis as a function of leaf temperature

at normal atmospheric CO2 concentrations for a C3

plant grown in its natural cool habitat and a C4 plant growing in its natural hot habitat

TLS Online TPP Program

#Id: 9260

#Unit 6. System Physiology – Plant

Photorespiration is very low in C4 plants and the quantum yield does not

show a temperature dependence.

TLS Online TPP Program

#Id: 9261

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 3250

#Unit 6. System Physiology – Plant

Complex I catalyzes simultaneous perform obligately and coupled process

TLS Online TPP Program

#Id: 3252

#Unit 6. System Physiology – Plant

reduction of ubiquinone by hydride ion from NADH and a proton from the matrix is an exergonic process