In barley, husk grain (带壳,N)is dominant to naked...
In barley, husk grain (带壳,N)is dominant to naked grain(裸粒,n) and loose spike (散穗,L) is dominant to dense spike(密穗,l). When a husk grain and loose spike homozygous plant cross with a naked grain and dense spike homozygous plant, in F2 population, there are 265 plants with husk grain and loose spike, 90 plants with husk grian dense spike, 86 plants with naked grain and loose spike, 59 plants with naked grian and dense spike. Question: Are these two triats in accordance with 9:3:3:1 ratio? Please check it in chi-square test.