Which description best explains watson and crick's dna model? dna is a single–stranded molecule that has nitrogenous bases toward its exterior. dna is a double helix made of two strands linked together with hydrogen bonds. dna is a double helix that contains nitrogenous bases toward its exterior.

Which statement describe events that occur during interphase?

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.