|
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 ]7 L8 V% Z# }/ F4 S) q
) i C' T( Y6 Q
+ c' I/ M# V9 M s4 A! A, U4 K
answer: D
6 J% T; d# r+ @" Q& W
* E. u0 V: x0 c5 ?
****此区域为收费内容**** 需支付 10 元积分后可查看立即购买
9 D& c8 h0 @" k% H
& c/ F. I, |5 T. f8 B" _1 n9 u
% n& f5 P8 U4 X$ A J F' h4 j- M! i# A: t5 r2 A
2 t; I- B# ^9 k7 \2 A' s4 x! C# r U% D+ ~! t
' l' b& p- V/ I# p$ F8 t) U( ]
# P- W' I0 [3 v: u: a' g5 g) r1 E
9 [. i! b6 z6 O( S1 a" N
| 
