What problem would most likely occur if a haploid cell attempted to perform meiosis

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

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

Injuries in the environment are a result of