Q: 19
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Q: 1-4 only
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- a. What concept pertains to the movement of particles across the cell membrane? A. Diffusion B. Active transport C. Facilitated diffusion b. Which respiration which happened between the blood and body tissue? A. Internal respiration B. External Respiration C. Both a and bDiffusiona. is always facilitated.b. occurs by active transport.c. is increased when temperature increases.d. requires aquaporin proteins.Here is a chloride cell in the gill epithelium of a fish. For reference, NKA = Na+/K+ ATPaseNKCC = Na+/K+/Cl- cotransporter. What type of fish would you expect to see this type of chloride cell? A. fresh water fish B. salt water fish C. either
- The cell membrane of the red blood cell will allow water,oxygen,carbon dioxide, and glucose because this of the substances are blocked from entering, this membrabe is call?From the list below choose all which apply to the process of diffusion. A. Requires energy B. Passive process C. Transports with concentration gradient D. Powered by random motion E. Transports against concentration gradient.Organisms in which the circulation fluid is distinct from the tissue fluid are also likely to have A)branched tracheae and multiple tracheoles B)an open circulatory system and large tissue sinuses filled with hemolymph. C)a closed circulatory system and extensive numbers of capillaries D)a gastrovascular cavity and closed digestive system E)none of these are correct
- Some animals use diffusion instead of a circulatory system. Examples include: a. birds and jellyfish b. flatworms and arthropods c. mollusks and jellyfish d. none of the aboveExplain how multicellular organisms get around the sizelimits imposed by diffusion.Cutaneous breathing restricts several components of both the organism and environment. Which of the follow are true? a. Group of answer choices b. typically only possible in dry environments c. restricts the size of the organism d. organism must have highly vascularized skin e. cutaneous breathing is well suited to aquatic environments
- Select the appropriate transport mechanism(s) that is/are described below. 1.Re-absorption of nutrients in the kidney. a. Active Transport b.Bulk Transport c. Passive Transport d. Active and bulk e. Active and passive f. bulk and passive 2.Gas exchange of organisms is an application of this process. a. Active Transport b.Bulk Transport c. Passive Transport d. Active and bulk e. Active and passive f. bulk and passiveThe rate of diffusion increases if thea. concentration gradient decreases.b. temperature of a solution decreases.c. viscosity of a solution decreases.d. All of these are correct.Which is an example of diffusion of oxygen? a. Movement of oxygen from the lungs into the blood stream b. Flow of blood from the lungs through the blood vessels to the leg c. Wind blowing d. Ventilation e. Water currents
