What is the most likely result of a large asteroid hitting earth

Which of the following can occur to two segments of a population if they are geographically isolated 1.) they can only share some types of genes 2.)both groups most likely become extinct 3.)they find a way to come back together 4.)eventually they become separate species

Autonomous underwater explorers will be used to gather large-scale ocean information select the best answer from the choices provided ot

In a village where the proportion of individuals who are susceptible to malaria is .70 and population is at hardy-weinberg equilibrium what population is heterozygous hba/hbs