【单选题】An organism that can synthesize all its required organic components from CO 2 using eneigy from the sun is a ( )
【单选题】测试导入单选题28产后第一次排尿应在产后
【单选题】The bacterium E. coli requires simple organic molecules for growth and energy—it is therefore a:
【简答题】在下列空格处填上与下面各反应相匹配的字母(每空中只能填写一个字母,各字母可用不至一次) a. N 2 + 8H + + 8e - 2NH 3 + H 2 b. NH 4 + + NO 2 - N 2 + H 2 O c. NH 4 + + O 2 NO 2 - + H 2 O d. CH 2 O + NO 3 - CO 2 + N 2 O 第一空:______denitrification; ...
【单选题】An organism that can synthesize all its required organic components from CO2 using energy from the sun is a
【判断题】张律师在天才律师事务所投资入伙,又在天资律师事务所执业。
【判断题】An autotroph that derives energy from light is a chemoautotroph; one that extracts energy from inorganic substances is a photoautotroph.