由于微生物利用其他基质提供能源与碳源，难降解化合物在共代谢转化时不会带来微生物自身（）的增加。
参考答案：细胞质和量
Mary often does some translation work to earn extra money, which ________ half of her income.
[ ]
A. makes up
B. counts on
C. accounts for
D. consists in
位居延髓的神经核团是()
A．三叉神经运动核
B．面神经核
C．展神经核
D．上泌涎核
E．疑核
