BISC104 Chapter Notes - Chapter 19: Passive Smoking, Rib Cage, Combination Drug
10 Sep 2018
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Peacock"s beautiful wings do not protect it but use it to attract females. Patterns for selection - dont have to learn. Drug , y and z needed to kill all variants. Second hand smoke - people inhaling smoke are bringing this into respiratory system. At least 50 are identified as cancer causing. Decrease air pressure so air flows into the system. As the co2 level in blood increasesbreathing increases. Running cellular respiration at a higher rate;need more oxygen to take out the co2. Simple diffusion between the alveoli and the capillaries. Each 1 rbc can carry 1 billion o2. Cells suspended in an aqueous solution (plasma) Fluid (plasma) - mostly h20 material dissolved in h20. Red blood cells- transport oxygen; remove co2 by carrying it back to the lungs. Hite blood cells- immune defense and housekeeping. Produced by stem cells in the bone marrow. Produces either red blood cells, platelets or white blood cells.
