The original source of phosphorus in a terrestrial ecosystem is soil microorganisms. soil becomes deficient in phosphorous leading to ecosystem retrogression. phosphorous can be found in our body, it builds strong bones and teeth.
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Channel protein is a membrane protein that spans the phospholipidbilayer (a strongly non-polar environment).
Answer:
they breath in the o2 from the air and take it in through the stomata!
Explanation:
B is the correct answer I think it might be wrong tho
Answer:
plss mark me as BRAINLIEST
Explanation:
Human activities have greatly increased carbon dioxide levels in the atmosphere and nitrogen levels in the biosphere. Altered biogeochemical cycles combined with climate change increase the vulnerability of biodiversity, food security, human health, and water quality to a changing climate.
