Which of the following statements about osmoconformers is false?
A. They do not have to adapt to the solute
concentrations in the external environment.
B. Their internal osmotic pressure matches
that of the surrounding environment.
C. They often actively regulate the
concentrations of particular ions in their body
fluids.
D. They use less energy to regulate osmotic
pressure than osmoregulators.
E. Most marine invertebrates are
osmoconformers.
A
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An animal that is attached to the substrate and cannot move from one place to another is said to be
A. rooted. B. sessile. C. sedentious. D. fixated.
When taking a person's blood pressure, after proper inflation of the cuff, the first pulse sound that is heard through the stethoscope indicates that blood is flowing through the artery past the cuff. The reading on the pressure gauge at this point represents
A. that the heart is once again beating. B. the force of contraction of the atria. C. diastolic pressure. D. venous pressure. E. systolic pressure.
A relationship that affects the populations of two or more species adversely is referred to as ________ competition
Fill in the blank(s) with correct word
When epinephrine binds to its G-protein linked receptor ________ is activated producing ________.
A. adenylyl cyclase; cAMP B. kinase; calcium C. phospholipase C; diacylglyceride D. enzyme linked receptors; protein kinase E. kinase; transcription factor