To which body part does blood travel to pick up oxygen and release carbon dioxide?

According to the cladogram, which organisms have roundworms as a common ancestor?

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

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2