​平衡多态性是指一种遗传性状在向子代传递的过程中保持不变的现象‍

__________ is concerned with the internal organization ...

单项选择题__________ is concerned with the internal organization of words.（ ）

普里姆算法适用于求（(____)  ）的网的最小生成树。

问答题普里姆算法适用于求（(____)  ）的网的最小生成树。

Weak pulses are similar to thready pulses, but with dee...

单项选择题Weak pulses are similar to thready pulses, but with deep pulse locations.
A、正确
B、错误