Dan Perkins was a policeman who was able to run a short distance in a very short time in order to escape the danger of a fire. What molecule allowed him to have a burst of instant energy to make that sprint?​

Which events are likely to be catastrophic to an ecosystem? select the three correct answers. a-hurricane. b-steady population growth. c-seasonal flooding. d-introducing of an aggressive invasive species. e-tsunami.

I’m stuck on this question cuz i’m stupid sksksksk

Select the correct answer from each drop-down menu. the lac operon in e. coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon is operon that is activated in the presence of .