|
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
/ `- R1 I* E0 _8 M! F0 f
$ ]1 I6 J; a5 o7 j7 N5 u
& {" @+ s: m0 i
answer: D
' y _0 P6 q( Z, k1 e
V& }/ l) l; }$ M
****此区域为收费内容**** 需支付 10 元积分后可查看立即购买
$ ]7 B# l# y3 {6 i0 h, O
/ }( P1 F9 m0 Z) b9 u- B/ [
! O+ u$ I' c% T2 t. U$ _8 b) [
* b9 F, ]1 A+ Q5 _% \
4 l/ H" w, d2 s7 W- Z1 y# K+ v/ {* @7 R8 d4 `" \' `5 y6 t0 @
5 ~) U" M" |: p. L) _- E
8 o# C. A! M3 r; ]- R1 I g, d& H, I! k6 K3 r3 l
| 
