Which is the CORRECT order of increasing size in soil particles?
A) clay > sand > silt
B) clay > silt > sand
C) sand > clay > silt
D) silt > clay > sand
Answer: B
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How would a terrestrial centipede most likely benefit from the ability to close its spiracles? Closing spiracles would _____
A) allow the centipede to move more quickly B) allow the centipede to retain more moisture in its tissues C) allow the centipede to stay warmer D) allow more oxygen from the environment to reach the centipede's tissues E) not benefit the centipede at all
Which of the following is not a reason for the importance of mRNA processing in eukaryotes?
A) longevity in the cytoplasm B) coupling of transcription and translation C) presence of a nuclear membrane D) turnover in the cytoplasm E) removal of introns
A(n) ________ is a global outbreak of disease
Fill in the blank(s) with correct word
A cyclist rides her bike up a very steep hill. Which statement properly describes this example in energetic terms?
A) Potential energy is highest when the cyclist just begins to ascend the hill. B) The cyclist produces the most potential energy as she cruises down the hill's steep slope. C) Gravity provides a source of kinetic energy. D) Potential energy in food is converted to kinetic energy as the cyclist's muscles push her up the hill. E) Kinetic energy is highest when the cyclist is at the crest of the hill.