A water quality manager takes four samples from different locations in a local river that supplies the town's drinking water. The following types of indicators are found in the water samples. Location 1 - Heavy metals and POPs
Location 2 - Detergents and carcinogens
Location 3 - POPs and detergents
Location 4 - Fertilizers and heavy metals

Which location has the most substances that could bioaccumulate in the local population?

- Location 1
- Location 2
- Location 3
- Location 4

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.

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: