IVY TECH APHY 101 MIDTERM EXAM

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IVY TECH APHY 101 MIDTERM EXAM

REVIEW

• The maintenance of a steady body temperature in the face of fluctuating

environmental conditions illustrates homeostasis.ANS true

• Which of the nitrogenous bases is part of DNA, but not RNA?

ANS thymine

• Which phase of mitotic cell division is represented by this picture?

ANS - Prophase

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• A DNA strand with a base sequence of ACTTCGCATG, when replicated,

would yield a newly formed strand of the same base sequence.ANS false

• Which of the following would NOT be an example of an enzyme?

ANS A molecule that helps to form the cytoskeleton of a cell

• Lipids

ANS contain C, H, and O, but with proportionately less oxygen than in carbo- hydrates.are insoluble in water.

include phospholipids, cholesterol, and fats.

• A water solution that contains equal numbers of hydrogen ions and hydrox-

ide ions is ANS neutral

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