Ihad the privilege of visiting mt. st. helens in the late 1990s. one of the things i noticed was that very few plants were growing in the blast zone due to the scarcity of certain essential elements. in fact, the few plants growing in the area were members of the plant group called legumes. what property of legumes allows them to grow in this area?

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

What are positive impacts of algae? how is it used?

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.