what is significance of Mendel's conclusion that pea traits grow in a 3:1 ratio when breeding two hybrids?

Compare asexual reproduction to sexual reproduction

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?