Which is true about southern ‘dixiecrats’ in 1948?

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

Round seeds and yellow seed color are dominant to wrinkled seeds and green seed color. which punnett square represents the correct way to set up the cross rryy  ´  rryy? 

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.