Many bromeliads are epiphytes on the bark of tropical trees. They do not tap into the vascular system of the trees, but they collect the nutrient-rich water that drips through the canopy of the trees. This is an example of:
A) mutualism. B) predation. C) commensalism. D) succession.
Answer: C
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Cyclic di-guanosine monophosphate is upregulated as Pseudomonas aeruginosa cells are declining
Indicate whether the statement is true or false.
Stephen J. Gould and Niles Eldredge proposed that most morphological change happens at speciation events, and that most species show stasis (little or no morphological change) during most of their existence. This is the theory of ________
[two words] Fill in the blank(s) with correct word
Cocaine can potentially cause convulsions because:a
the drug increases the clearance of neurotransmitter from the synaptic cleft. b. the drug decreases the amount of neurotransmitter in the synaptic cleft. c. the drug binds to postsynaptic receptors and stimulates depolarization. d. the drug decreases intracellular calcium levels and therefore blocks release of neurotransmitter. e. blocks the reuptake of neurotransmitters from the synaptic cleft
The accessory glands of the male are the:a
seminal vesicles only. b. prostate gland only. c. bulbourethral glands only. d. seminal vesicles and prostate gland. e. seminal vesicles, prostate gland, and bulbourethral glands.