How do biological clocks use feedback and feed forward inhibition to control sleep wake cycle

In what way are cities microclimates?

Describe the function of the endomembrane system? what organelles are involved?

1. in what ways have non-native species been beneficial? 2. what are some of the hypotheses for the collapse of honeybee colonies? 3. distinguish between regional and functional extinction. 4. why is it difficult to measure background extinction rates? 5. what three factors are most important in causing extinction rates to climb?