What is the role of natural selection in evolution? natural selection is a specific mechanism of evolution in which the heritable traits (characteristics) an organism to survive his generation. natural selection is a specific mechanism of evolution in which the heritable traits (characteristics) an organism to survive and reproduce successfully. natural selection is a specific mechanism of evolution in which all acquired traits (characteristics) an organism to survive and reproduce successfully.

Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the

Building glycogen from glucose molecules is an example of what

For the strategies below, decide whether they are best described as demand-side solutions or supply-side solutions to meeting human needs for fresh water. remember that a demand-side solution reduces demand for fresh water, whereas a supply-side solution increases the supply of fresh water. (a) damming a river to create a reservoir (b) desalinating seawater (c) a nation invading a neighboring country to access their rivers (d) raising water prices for consumers and businesses (e) providing tax breaks for companies that use less water (f) replacing inefficient irrigation with more-efficient drip irrigation to grow crops (g) requiring low-flow showerheads in all new homes