Glycine and succinyl - CoA are precursors of 5 - aminolevulinic acid ( ALA ) biosynthesis.甘氨酸和琥珀酸是红假单胞菌生物转化合成5-氨基乙酰丙酸 ( ALA ) 的前体.RGD is composed of three amino acids, arginine ( Arg ), glycine ( Gly ) and aspartic acid ...
她闭上眼睛,倚靠在芒果树的枝干上.She closes her eyes and back on the mangoes'bark.教学区与运动区由芒果树分隔.Teaching areas and motor areas separated by a mango tree.史密斯先生的院子里有一颗芒果树.There was a mango tree in Mr Smith's yard....
A band of caribou passed by, twenty and odd animals, tantalizingly within rifle range.一群驯鹿走了过去, 大约有二十多头, 都呆在可望而不可即的来福枪的射程以内.The Eskimos played soccer on ice and used balls filled with caribou hair and grass.爱斯基摩人在冰上踢球,他们...