The rate of diffusion of respiratory gases is affected by:
Feed back inhibition of enzyme action is affected by
What is radioactivity ? State the law of radioactive decay. Show that radioactive decay is exponential in nature.
In an experiment that carbon dioxide available to a C_3 plant was labelled with a radioactive isotope and the amount of radioactivity in the chloroplast was measured . As photosynthesis proceeded , in which of the following molecules did the radioactivity first appear ?
How is biodiversity affected by excessive use of fossil fuels?
Bone matrix is affected in
The half-life of a radioactive element is 10 h. The fraction of initial radioactivity of the clement that will remain after 40 h is,
In an experiment that carbondioxide available to a C_4 plant was labelled with a radioactive isotope and the amount of radioactivity in the chloroplast was measured . As photosynthesis proceeded , in which of the following molecules did the radioactivity first appear
