In addition to carbon, which elements are found in all biological macromolecules? A. nitrogen and oxygen
B. hydrogen and nitrogen
C. calcium and hydrogen
D. hydrogen and oxygen
E. calcium and oxygen

Answer ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.

Forensic scientists think they know the identity of a skeleton. what rule should they use to select a relative whose dna could be used to try to confirm the identity?

40. invasive species -. (2 points) olive in the area the species have always lived o naturally moved into a new area are brought to a new area by human activities do not affect the ecosystem of an area