皮皮学，免费搜题
登录
搜题
【单选题】
BDl-7型变压器的变压比为( )。A.
1:1
B.
2:1
C.
1:2
D.
1:4
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】In prokaryotic cells the DNA is ______.
A.
found in the nucleus
B.
organized into a number of discrete chromosomes
C.
condensed into an unbounded area called the nucleoid
D.
condensed into nucleoli
E.
enclosed in a nuclear envelope
【单选题】Which is a feature of all prokaryotic cells?
A.
absence of cell surface membrane
B.
division by mitosis
C.
presence of cellulose cell wall
D.
presence of ribosomes
【单选题】In prokaryotic cells the DNA is _____
A.
found in the nucleus
B.
organized into a number of discrete chromosomes
C.
condensed into nucleoli
D.
condensed into an unbounded area called the nucleoid
E.
enclosed in a nuclear envelope
相关题目：
参考解析：
知识点：
题目纠错 0
发布
