Answer:
Answer: The answer is B, an increased number of solar wind particles. and I don't care if I get brainiest
Answer:
The correct answer is - B. lower environmental availability of CO2
Explanation:
In C4 plants they have developed a mechanism for the CO2 concentrating and leads to the lower environmental availability of CO2 for these plants, C4 to avoid photorespiration.
These plants tend to be found in drier environments with high sunlight levels and not thrive in a cool shady forest due to this mechanism that results in low availability of carbon dioxide.
D
Only eukaryotic cells have membrane bound organelles. Prokaryotes organelles just float in the cytoplasm.
B) the decay of once-living things
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Answer:
Support, movement, protection, blood cell production, calcium storage and endocrine regulation
Explanation: that’s what makes us survive.