Which of the following is an example of behavioral variation?
A. Parrots eat seeds, fruit, an...
Which of the following is an example of behavioral variation?
A. Parrots eat seeds, fruit, and nuts, while hawks eat meat.
B. Parrots have four claws per foot, while emus have three.
C. Parrots have bright, colorful feathers, while ostriches do not.
D. Parrots have thick, curved beaks, while hummingbirds have thin, pointed beaks.
Answers: 2
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Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?
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The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?
Answers: 3
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Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
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