The controlled timing of gene expression is crucial to an organism because it allows for which of the following? differentiation specialization development all of the above

Does all the energy stored by the phytoplankton reach the top level of the pyramid

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?

¿cómo demostraron los experimentos de griffith que un factor hereditario estaba involucrado en la transformación bacteriana?