When a river or stream flows downward into a basin that is surrounded by high ground on all sides, what can form a. a lake b. a creek c. a sinkhole d. a delta

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

The hershey and chase experiments involved the preparation of two different types of radioactively labeled phage. which of the following best explains why two preparations were required? a. the bacteriophage used in the experiments was a t2 phage. b. it was necessary that each of the two phage components, dna and protein, be identifiable upon recovery at the end of the experiment. c. each scientist had his own method for labeling phage, so each conducted the same experiment using a different isotope. d. establishing the identity of the genetic material required observation of two phage generations.

What is the role of pancreatic juice in digestion?