Why doesn't the substitution of nucleotides in the mouse change its phenotype or physical charateristictis?

The spermists believed that: the male made the only hereditary contribution to the offspring the male and female traits were blended in the offspring the female made the only hereditary contribution to the offspring the male and the female made equal contributions to the next generation

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal

What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay