All living things need nitrogen in order to survive. Which organic macromolecules do living things build using nitrogen?
Select all that apply.
A
protein
B
carbohydrates
c
lipids
D
nucleic acids

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Select three sports that require participants to be highly fit before the beginning a: snowboarding b: skydiving c: rock climbing d: bungee jumping e: free diving f: hiking

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.