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1.下列曲线能正确反映小鼠的代谢水平与环境温度之间的关系的是2.下列与固氮微生物相关的各项叙述中,正确的是A.根瘤菌的固氮过程必须有固氮酶的催化,圆褐固氮菌则不需要
1. The following curves correctly reflect the relationship between the metabolic levels of mice and the ambient temperature. 2. In the following narratives related to nitrogen-fixing microorganisms, the correct is that A. Rhizobium must have a nitrogen-fixing enzyme in its nitrogen-fixing process. , N.