|
Researchers investigating the mechanism of vesicular transport assembled a cell-free system that included microtubule tracks, vesicles, and ATP. However, they observed no movement of transport of vesicles in this system. What were they missing? - A. an axon
- B. contractile microfilaments
- C. intermediate filaments
- D. motor proteins
8 ]" h. v8 b7 B" ^
$ `0 h7 m6 q% s! A' g) x5 C( k
: U8 p( |5 K. }8 \0 x1 s+ Vanswer: D- [( g$ i# A3 f4 C; \4 L
% {% F- @; X3 T7 C, a! U+ W
****此区域为收费内容**** 需支付 10 元积分后可查看立即购买
" B& ~! m. c/ {
( u3 x8 U6 J9 V' B. [
6 h! G% F$ P% Y- T
9 D& _% `" M* e, Z5 L, \. v/ ?) l! C. { Z( U9 D
7 p9 ?' J y5 r; u' s6 S- X4 ^5 | a! o- A4 B: N) x4 ~9 I c2 C6 m
1 P4 @' w. L: [! x6 _5 C' g: y. k
& v0 u( Z& q- d$ }3 @: r7 F" ?
| 
