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Bio 198 final past tests

Terms in this set (90)

what process is most involved during tubular secretion of solutes in the kidney and is energy ATP required?
active transport; yes
a major function of the large intestine is
absorption of water
immediately after an exam, you feel the need for an energy boost and consume a large candy bar. What will this most likely do to the level of sugar in your blood and what will your body do in response?
eating candy will increase the amount of sugar in your blood and your pancreas will produce insulin, which causes sugar in the blood to decrease
what function does epithelial tissues do?
exchange of nutrients and waste with environment
what structures in an adult animal develop from embryonic endoderm?
the layer of cells lining the esophagus, stomach, and intestines
what role do calcium ions play in the contraction of muscles?
calcium ions change the shape of actin so that myosin can attach
what is one likely reason for protein to be found in the urine of a mammal?
the glomerulus of the nephron is physically damaged so that it no longer prevents large molecules from enter the tubules
the animal on the right (jellyfish) exhibits ____ symmetry and has _____
radial; no cephalization
what is a disadvantage of an endoskeleton?
it does not provide good protection from predators
what is the function of skeletal muscles? is it voluntary?
the movement of the skeleton; yes
in what organ(s) does the digestion and absorption of lipids occur?
the small intestine
based on what you observed in class, the heart rate of the ectotherms (daphnias) _____ in cold temperatures and ____ in response to the chemicals from cigarettes
decreases; increases
which of the following is NOT characteristic found in animals?
they are autotrophic
_____ is the process where proteins are digested into amino acids ____ process by which amino acids are absorbed through the small intestine into the bloodstream
hydrolysis; active transport
_____ directly attack and kills cells infected with a pathogen, while _____ produce large quantities of antibodies
cytotoxic T cells; plasma B cells
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