Explain two ways natural hazards can decrease the population size in an area. (only use death as one example)

Akrabby blind whale has married pearl who has normal vision. oneof their two sons is also colorblind. what arr the genotypes of the parents?

Which would be the most useful source of evidence to support mcneill's contention?

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt