Oxigen ,nitrogen ,carbon,and hydrogen.
Biotic:
-predator
-competition(relationsip)
abiotic:
-sunlight
-water
Answer:
Declining populations of phytoplankton, the basis of the marine food chain, will alter the seawater hues, potentially decimating fisheries. The world's oceans are warming and growing more acidic as a result of climate change, and a provocative new study suggests they'll be changing color too.
Explanation:
Hope this is good :)
Well you can mark out a and d.. because cellular respiration uses energy in glucose to make atp