If huntington's disease is due to a dominant trait, shouldn't three-fourths of the population have huntington's while one-fourth has the normal phenotype?
a.) in large populations, mendelian ratios are ineffective.
b.) appearance of a trait in a population does not solely depend on its dominant or recessive nature.
c.) natural selection is eliminating huntington’s disease.

Y’all i need answers plss people are saying me and my brother look alike although we’re two different ages. one year apart i’m a girl, btw i’m thinking we could be fraternal twins idk my parents and my friends think we look alike

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.