Fresh water vertebrates
A) are hyper-osmotic regulators.
B) produce large volumes of hypotonic urine.
C) maintain lower internal osmolarities in order to minimize water intake.
D) are adapted to take in ions of sodium, chlorine and calcium by means of gills, chloride cells and moist skin.
E) all these.
Correct Answer:
Verified
Q13: Animals living in intertidal zones are
A) strict
Q14: Marine sharks and rays
A) are ureosmotic conformers.
B)
Q15: In sharks and rays TMAO
A) is present
Q16: Osmoregulators:
A) change the ECF osmotic pressure when
Q17: Muscle is about _ water.
A) 25%
B) 45%
C)
Q19: In osmoregulators such as mammals
A) the osmotic
Q20: Camels are perfectly adapted to desert conditions
Q21: Vasopressin and thirst are inhibited when
A) ECF
Q22: Increase in ECF osmolarity
A) stimulates the osmoreceptors
Q23: Mammalian herbivores
A) have more K+ ions than
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