They carry a lot of things and are very portable. Multi-use items.
Answer:
more than 50 percent.
Explanation:
In 2008, more than 50 percent of the total population of earth lives in urban areas because people come to urban areas in order to earn money for their family and achieve higher status in the society. In 2030, about 60 percent of population of earth will live in urban areas. There are a lot of opportunities of jobs in the urban cities while with the increase in population, the rural areas are also converted into urban areas.
High population density can A. increase the incidence of disease transmission.
<u>Explanation:</u>
A population is the term used to mention the group of individuals of single species living in the same geographic area. The spatial arrangement of individuals of the single species within a particular area or ecosystem is described by the population distribution.
Uncontrolled populations tend to increase by exponential growth. Sometimes high population density can cause increase of disease transmission. This is because increase in population may cause unhealthy living condition. This in turn brings lot of infections and diseases.
People with pku should avoid aspartamine
