MCQ Questions
Q.1.
Penguins, seals, and tuna have body forms that permit rapid swimming, because _____.
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    After you eat, insulin stimulates the lowering of blood sugar levels.
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    They recycle within the ecosystem, being constantly reused.
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    the use of DNA as the information storage molecule
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    the shape is a convergent evolutionary solution, which reduces drag while swimming
Q.2.
A localized group of organisms that belong to the same species is called a _____.
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    molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem
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    a change in a variable will amplify rather than reverse the changeA good example is the contraction of the uterus during labor and delivery at the end of pregnancy.
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    population
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    negative feedback
Q.3.
In eukaryotic cells DNA has the appearance of a _____.
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    in the sequence of nucleotides.
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    double helix
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    nucleotides
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    emergent properties
Q.4.
What is the correct order for the hierarchy of biological organization from the least to the most complex?
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    negative feedback
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    molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem
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    a change in a variable will amplify rather than reverse the changeA good example is the contraction of the uterus during labor and delivery at the end of pregnancy.
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    population
Q.5.
In a physiological system operating with positive feedback, _____.
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    negative feedback
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    a change in a variable will amplify rather than reverse the changeA good example is the contraction of the uterus during labor and delivery at the end of pregnancy.
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    population
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    molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem
Q.6.
How does DNA (deoxyribonucleic acid) encode information?
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    the use of DNA as the information storage molecule
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    After you eat, insulin stimulates the lowering of blood sugar levels.
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    in the sequence of nucleotides.
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    They recycle within the ecosystem, being constantly reused.