Answer:
How did Mandarin become the official language? All of the official spoken languages were once dialects. Mandarin was one of the 10 major dialects in China and it officially became the national language for China in 1911 after Dr. Sun Yat Sen overthrew the Qing Dynasty.
Answer:
Frequency of SS dominant individuals is 
Explanation:
The total population of rabbit is 650
Out of 650 rabbit, nearly 39 have recessive allele "s".
Hence, frequency of recessive genotype = 
Frequency of recessive allele =

Frequency of dominant trait allele "S" 
Frequency of SS dominant individuals is 