Hemoglobin is the protein that transports o2 through the blood from the lungs to the rest of the body. in doing so, each molecule of hemoglobin combines with four molecules of o2. if 1.30 g of hemoglobin combines with 1.99 ml of o2 at 37°c and 736 torr, what is the molar mass of hemoglobin?

Which type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on the repeated experimentation with similar results

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

Why is it bad that some cancer cells can make their own growth hormones?