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Biol 235: Quiz 1
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Exam of 2 pages for the course Biol 235: at Biol 235: (Biol 235: Quiz 1)
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BIOL 235: QUIZ 1 QUESTIONS ANDANSWERS
v What is Physiology: - emphasizes cause-effect mechanisms
A hypothesis is scientific if it: - can be tested
an integrating center sends information to - an effector
Homeostasis is best thought of as being a state of - dynamic constancy
embryonic stem cells can form UNRELATED cell types: these are known as... - pluripotent cells
how much of the total body water content is in the intracellular compartment? - 67%
What is selective permeability? - term which describes membrane that allows only certain molecules to
pass
A solution consist of ____ which dissolves the ____ - solvent, solute
A channel present in membrane of some cells that allow rapid movement of water are called -
Aquaporins
The rate of diffusion is influenced by: - membrane surface area
concentration gradient
membrane permability
The osmolality of plasma is - .3 Osm
300 msOM
Protein carrier mediated transport of molecules display - specificity
saturation
competition
The ATPase enzyme - Hydrolyzes ATP into ADP and P1
The resting membrane potential for most cells is between - -65 and -85 mVWhat is Physiology: -
emphasizes cause-effect mechanisms
A hypothesis is scientific if it: - can be tested
an integrating center sends information to - an effector
Homeostasis is best thought of as being a state of - dynamic constancy
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