Please help! Describe the role of promoters in the initiation of transcription. Predict the results if promoters were not part of the transcription process.

Many kangaroo rats live in the sonoran desert of the southwestern united states. they have a variety of adaptations for living in the desert. under which circumstance would the kangaroo rats of the sonoran desert be most likely to develop new adaptations by natural selection?

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.