True bugs in the genus (Aedes/Ixodes/Triatoma) transmit Chagas' disease. (Be sure to use proper nomenclature form.)
What will be an ideal response?
Triatoma
Bloom's Taxonomy: Knowledge
Section: Protozoan and Helminthic Cardiovascular and Systemic Diseases
Learning Outcome: 21.34
21.4 Essay Questions
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Which of the following is true regarding hagfish and lampreys?
A. They are characterized by a bony lower jaw. B. They are invertebrates. C. They are bony fish. D. They are vertebrates.
Identify the rule(s) that was/were correctly applied in producing this cladogram.
A. All of the answer choices are correct. B. Derived characters, proposed to have developed after common ancestry, were tallied for each species (group). C. Species (groups) pairs that shared most derived characters were shown to branch from common ancestors at nodes. D. Nodes and branches interpreted as more recently derived from common ancestors were shown farther from the root. E. Coelophysis (at top) was selected as an outgroup representative, sharing all features assumed to be ancestral.
Three fossils are found in undisturbed layers of rock, or strata. Fossil A is closest to the Earth's surface and Fossil C was deeper than Fossil B. Given this limited data, what assumptions can you make about these fossils?
What will be an ideal response?
Which option best describes the mechanism that causes a stoma to open?
A) K+ enters the guard cells and water follows passively, making the cells turgid. B) K+ activates water pumps in the guard cell membrane that make them turgid. C) K+ leaves the guard cells and water follows passively, making the cells flaccid. D) Loss of K+ from guard cells creates positive pressure and expands the guard cells.