Female fire beetles, Melanophilia sp., must seek out freshly-burned trees to lay their eggs in so the larvae can feed on the burned wood. What specialized neural structures might you expect these beetles to have to facilitate this behavior?
A. Special, enlarged synapses for rapid synaptic transmission
B. Giant brain structures for processing auditory information
C. Extra large axons for rapid axonal transduction
D. Special sensory structures that can detect signs of fire or burned wood
Answer: D
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A) Cristae B) Electron transport chain C) Microtubules D) Glycolysis E) Flagella F) Plasma membrane G) Citric acid cycle H) ATP
Vesicles containing neurotransmitters are released into the synaptic cleft when ____ levels rise within
the axon terminal.
a. Na+ b. K+ c. Cl? d. Ca2+ e. H+
WHAT IS MESTASIS?
What will be an ideal response?
Although cancer may originate in many regions of the body, many patients die from cancerous growth in the lungs, lymph glands, or liver. This is most readily explained as
A. these organs simply being more susceptible to cancer. B. growth anywhere but in these organs is called benign. C. metastasis occurring more commonly in organs that have a filter effect. D. spreading of cancer by angiogenesis. E. proteinase enzymes making cancer particularly damaging to these tissues.