The haploid pollen cells develop in the tapetal zone from spore mother cells.
单倍体花粉细胞由绒毡层提供营养发育。
词典释义:
n. 花粉区;花粉带;花粉层;花粉带区;花粉分布区
The haploid pollen cells develop in the tapetal zone from spore mother cells.
单倍体花粉细胞由绒毡层提供营养发育。
anastomotic stoma是什么意思_anastomotic stoma单词用法
sounds and letters是什么意思_sounds and letters单词用法
walk towards the traffic light是什么意思_walk towards the traffic light单词用法
assimilate into是什么意思_assimilate into单词用法
hazardous materials是什么意思_hazardous materials单词用法
dyeing machine是什么意思_dyeing machine单词用法
some of my classmates是什么意思_some of my classmates单词用法