Which group of elements are present in all macromolecules in living things? (8.9A)
C, H, P, N
C, H, O
Na, CI, O
OS S. P, C, O

Rotenone is an insecticide that is toxic

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

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)