1·In short the term refers to three essential amino acids - leucine, isoleucine and valine.
总之这个词是指三个必需氨基酸-亮氨酸，异亮氨酸和缬氨酸。
2·Moreover the ratio of threonine and serine to isoleucine leucine and valine in the amniotic fluid of spina bifid a fetus is higher than normal.
但脊柱裂羊水中的苏氨酸、丝氨酸与异亮氨酸、亮氨酸、缬氨酸的比值明显地高于正常值。
3·The essential amino acids are leucine isoleucine lysine methionine phenylalanine threonine tryptophan and valine.
必需氨基酸包括亮氨酸、异亮氨酸、赖氨酸、蛋氨酸、苯丙氨酸、苏氨酸、色氨酸和缬氨酸。
4·The essential amino acids are leucine, isoleucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.
必需氨基酸包括亮氨酸、异亮氨酸、赖氨酸、蛋氨酸、苯丙氨酸、苏氨酸、色氨酸和缬氨酸。
5·Draw perspective formulas for the isomers of isoleucine.
画出异亮氨酸异构体的透视式。