皮皮学，免费搜题
登录
搜题
【单选题】
某个品种的果蝇对CO2极为敏感，在CO2作用下能将其迅速麻醉。CO2敏感型个体的细胞质中含有一种叫做δ颗粒的物质，CO2抗性个体则缺失这种颗粒。依此，请预期敏感型雌果蝇和抗性雄果蝇杂交的结果（ ）。A.
全部子代为抗性
B.
雄性为敏感型
C.
雌性为敏感型
D.
全部子代为敏感型
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】We have drawn a draft on you ______$2,000 _____ the underlined
commodities.A. for, on B. for, against C. on, against D. on, for
【单选题】We have drawn a ______ on you at sight for the invoice amount.
A.
cheque
B.
B/L
C.
draft
D.
policy
【单选题】We have drawn a ______ on you at sight for the invoice value.
A.
cheque
B.
B/L
C.
draft
D.
policy
【单选题】We have drawn a ____ on you at sight for the invoice amount.
A.
cheque
B.
B/L
C.
draft
D.
way bill
E.
policy
【简答题】We have drawn a draft on you ______$2,000 _____ the underlined commodities.A. for, on B. for,
against C. on,
against D. on, for
【单选题】We have drawn a draft ______ you for $ 300 ______ your order. ( )
A.
to, for
B.
on, with
C.
on, against
D.
to, against
相关题目：