问题
单项选择题
从动物有机体取出细胞后,立即进行培养称为()
A、原代培养
B、传代培养
C、快速培养
D、诱变培养
答案
参考答案:A
从动物有机体取出细胞后,立即进行培养称为()
A、原代培养
B、传代培养
C、快速培养
D、诱变培养
参考答案:A
选词填空。 | |
2. We have _____________, English and P. E. today. 3. What's she like? She's _____________ and _____________. 4. I often do _____________ at home. 5. Is she quiet? No, she _____________. 6. Who's that young _____________? |