单项选择题 When considering the gene pool of a population, Hardy–Weinberg equilibrium may apply to: A、 only the entire genome but not individual loci. B、 one locus but not necessarily another. C、dominant and recessive alleles but not codominant alleles. D、only to the effective number of breeders. E、 only autosomal but not X-linked loci.

单项选择题 关于MongoDB集群部署下面说法不正确的是( ) A、已经不使用主从复制的模式 B、在实际应用场景中,Mongodb集群结合复制集和分片机制; C、MongoDB支持自动分片,不支持手动切分; D、每个分片服务器可以是由一个复制集构成

单项选择题 Nearly half of all communication is nonverbal.  A、正确 B、错误