Attempts have been made to construct protoplasm in the lab.

已多次尝试在实验室里构造原生质。

Others are associated with the protoplasm of the cell .

其它一些与细胞的细胞质有关。

Amino acid is the primary resource to synthesize protein , ferment , chlorophyll and other protoplasm .

氨基酸为植物体内合成蛋白质、酵素、叶绿素及其他生命物质的主要成分。

Two minute whiplike threads of protoplasm ; reduced to a microscopic scale .

原生质的两条极细的鞭形螺纹；减小到极小的比例。

Tiny bits of protoplasm found in vertebrate blood ; essential for blood clotting .

脊椎动物血液中产生的微小原生质；血液凝结的必要元素。