Which of the following may result in anemia?
a. a deficiency of iron
b. a deficiency of iodine
c. a deficiency of chlorine
d. a deficiency of calcium
Answer: a. a deficiency of iron
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In bacteria, fungi, and plants the high internal pressure generated by osmosis is counteracted by the mechanical strength of their
A. plasma membranes. B. organelles. C. cytoskeletons. D. cell walls.
_____ are mycorrhizal fungi with hyphae that grow into a root cell and branch inside it
a. Glomeromycetes c. Zygote fungi b. Chytrids d. Club fungi
The hormone in which levels remain high
when the body is suffering from inflammation and stress is
a. cortisol. b. somatotropin. c. thymosin. d. prolactin. e. parathyroid hormone
Solid worms that lack a body cavity are known as
A. acoelomates. B. triploblastic. C. diploblastic. D. pseudocoelomates. E. coelomates.