Osmosis and Simple Diffusion

Study guide questions Movements through membrances 1. Prep atomic number 18 a graph that illustrate the diffusion distance of potassium in 10 legal proceeding 2. excuse your graph 3. ready simple diffusion 4. ready osmosis Osmosis can be defined as the movement of solvent molecules across a semipermeable or selectively permeable membrane ,from a region of lower concentration of the solute to that of a melloweder concentration cashbox equilibrium is attained. 5. What is the change in the level of molasses in 10 minutes? 6. What is the change in the level of molasses in 30 minutes? . What string is responsible for the movement of substances through the filter theme? The filtration by the fiter paper is done by the volume and the heighten 8. What substance did not sneak away through the filter paper 9. What factor prevented these substances from passing through 10. Define filtration 11. Which stage (phase) of the cell cycle was the most numerous in the blastula? Explain your answer 12. In what ways be the new cells (daughter cells), which conclusion from a cell cycle similar? 13. How does the new cell sparingly differ? 14.Abdominal impact injuries often involve the spleen. Explain the structural tissue characteristics that make the spleen so vulnerable to serious injury. 15. Explain the advantage for melanin granules being located in the deep layer of the shell 16. Explain how a hair is formed? 17. What cells produce the pigment in hair? 18. Distinguish the locations and tissues among epidermis, dermis, and subcutaneous layer 19. How do the cells of stratum stratum corneum and stratum basale differ? 20. What part of hair extends from the hair papilla to the body surface 21.In which layer of skin are sebaceous glands found 22. How are sebaceous gland associated with hair follicles 23. In what layer of skin are sweat glands usually located 24. Explain how bone cells embedded in solid ground substance obtain nutrients and eliminate wastes. By state yes or no, indicate which of the following provides an example of simple diffusion. 1. A center bottle is subject, and soon the odor can be sensed in all parts of the room 2. A sugar cube is opened into a cup of hot water, and without being stirred, all of the liquid becomes beatific tasting- 3.Water molecules move from a faucet through a garden hose when the faucet is turned on 4. A somebody blows air molecules into a balloon by forcefully exhaling 5. A vitreous silica of blue copper sulfate is placed in a judge tube of water. The undermentioned day, the solid is gone, but the water is evenly sour- By answering yes or no, indicate which of the following involves osmosis 1. A sugared potato is peeled, weighed, and soaked in a strong salt solution. The next day, it is discovered that the potato has lost weight 2.Garden grass wilts afterwards being exposed to dry chemical fertilizer 3. Air molecules nonpayment from a punctured tire as a result of high pressure in positio n 4. Plant seeds soaked in water swell up and become several times as large as originally soaking - 5. When the bulb of a thistle tube filled with is sealed by a selectively permeable membrane and submerged in a beaker of molasses, the water level in the tube falls- By answering yes of no, indicate which of the following involved filtration 1.Oxygen molecules move into cell and atomic number 6 dioxide molecules leave a cell because of differences in the concentrations of these substances on either side of the cell membrane 2. Blood pressure forces water molecules from the blood superficial through the thin wall of a blood capillary - 3. peeing is forced from the urinary bladder through the tubular urethra by brawny contractions 4. Air molecules enter the lungs through the airways when air pressure is greater alfresco these organs than inside- 5. Coffee is made using a coffeemaker (not instant)