If the doubling time for the world’s population is 56 years, what will be the growth rate over this time period?

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

the answer

b.) bowling ball