|
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 c( M9 m) {! T' p
( @0 A* j1 w w8 r% O) U$ _' j, B3 g7 f+ S% s* Z7 j
answer: D
9 Q5 z4 u" H( c: K$ [* g; u
7 P; o0 m4 `$ M) u3 e+ x
****此区域为收费内容**** 需支付 10 元积分后可查看立即购买
/ M. u3 o t/ p; }* v) L
5 B6 ~7 e- o* P% M1 t: a) Z
& `/ b& e# T) ^( r( J& N( m
5 Y, M2 ^' t1 M9 j6 q8 T) _& n0 g; c4 Q: J7 y) v
* y( z; W/ g- v* [
( w! z# v7 q$ G( l
% W: O$ o" [: W
2 Q5 y( t" z# @6 z: ]) J
| 
