Determine whether the following statements about sympatric speciation are true or false. a. Sympatric speciation only occurs in areas where there is local variation in environmental resources. b. A dam dividing a fish population could lead to sympatric speciation. c. Specialization on different plant hosts for members of an insect population can lead to sympatric speciation.

Look at the data above. provide an explanation for europe’s projected population decrease by the year 2050. (i'm doing this for future kids) the answer is : the percentage of people over the age of 65 and under the age of 15 in europe is currently the same at 16% each. therefore, the majority of the population is between the ages of 16 and 64. in forty years from now, in 2050, a greater percentage of the population will be over the age of 65. europe also has a relatively long life expectancy of 75 years. this, combined with a low birth rate means that by 2050 europe’s population will actually be less than it is today.

Based on the information in the graph, what can you conclude about humans in the world in general?

From the standpoint of geography,a is an internal rendering of an individual's known world