Alexandria, I believe. I hope this is helpful and brainliest would be nice ;)
Answer:
The amount of oxygen in the atmosphere would decrease.
Explanation:
If a massive toxic spill kills off half the population of photosynthetic plankton in the ocean. That would mean that only half of the original population of plankton will remain. Photosynthetic plankton consumes carbon dioxide from the atmosphere during photosynthesis to produce energy and releases oxygen.
Answer:
lipids proteins and nucleic acids
Answer:
7. C
Explanation:
The more above is the layer, the more recent it is. So the bird lived after 'cause it was in a layer above.
