The optimum range seems most applicable,
Answer:
Carbon dioxide concentrations are rising mostly because of the fossil fuels that people are burning for energy. ... For 2018 alone, global fossil fuel emissions reached 10 ± 0.5 Pg C yr−1 for the first time in history (Friedlingstein et al. 2019). About half of the CO₂ emitted since 1850 remains in the atmosphere.
Explanation:
Answer:
Pluripotent cells can be almost anything they want to be while totipotent are for ex, like zygotes. They can give rise to placenta and embryo
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