In this episode of Crash Course Botany, we’ll explore how the processes of photosynthesis! Plants and trees may seem pretty passive, but behind the scenes, their cells are working hard to put on a ...

R. S. Marshall, C. J. Koch and A. M. Rauth The presence of low levels of oxygen may have profound effects on the cytotoxic activity of radiation, radiosensitizers, and bioreductive alkylating agents.

This is a preview. Log in through your library . Abstract Cyanide-resistant, alternative respiration in Nicotiana tabacum L. cv Xanthi-nc was analyzed in liquid suspension cultures using O2 uptake and ...