What single, circular structure is found in prokaryotes such as bacteria?
What will be an ideal response?
chromosome
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Vibrations from the tympanic membrane to the oval window are transmitted by the structures at which numbers?
A) 1, 2, 3, and 4 B) 2, 3, and 4 C) 3 and 4 D) 4 E) 5
Using the characteristics that define life, compare and contrast a plant, a bacterium, and a salt crystal. What will be an ideal response?
Food webs model the relationships among species that live in the same environment. Which of the following best illustrates a producer-decomposer relationship in an ecosystem?
A) a ladybug eating aphids B) a vulture eating from a rabbit carcass C) a squirrel eating walnuts D) mushrooms on a tree stump
A DNA (library/microarray/screen) may be used to study the complex, changing patterns of mRNA production in an organism
What will be an ideal response?