A ___may consist of a single___morpheme as in "iron" or of two ___morphemes as in a compound like "handcuff". A: stem, root, root B: root, stem, stem C: stem, stem, root D: root, root, stem

A prefix is an affix which appears ____. A: after the stem B: efore the stem C: in the middle of the stem D: elow the stem

A prefix is an affix which appears ______.（ ） A: in the middle of the stem B: below the stem C: before the stem D: after the stem

STEM教育中STEM是指 、、、

结核性脑膜炎最常见为（）. A: CSF黄色，蛋白过高 B: CSF米汤样，细胞数高 C: CSF黄绿色，糖过低 D: CSF红色，红细胞高 E: CSF无色透明，正常

下列选项中，哪个是“胚胎干细胞”的正确的英文翻译（ ）。 A: multipotent stem cell B: Adult-derived Stem Cell C: Totipotent stem cell D: Embryonic Stem Cell

【植】以下细胞中发育潜能最大的是()。 A: Totipotent<br/>stem cell B: Pluripotent<br/>stem cell C: Oligopotent<br/>stem cell D: Unipotent<br/>stem cell

【单选题】一般以IgG生成指数反映CSF鞘内合成IgG能力,其公式是 A. IgG生成指数=CSF中IgG/血清中IgG B. IgG生成指数=CSF中IgG/CSF中Alb C. IgG生成指数=CSF中IgG/血清中IgG÷CSF中白蛋白/血清中白蛋白 D. IgG生成指数=血清中IgG/CSF中IgG÷血清中白蛋白/CSF中白蛋白 E. IgG生成指数=血清中IgG/CSF中IgG÷CSF中白蛋白/血清中白蛋白

STEM stands for .

STEM stands for00a000a000a000a000a000a000a000a000a000a000a000a000a000a000a0 .