A red blood cell is placed in a solution. After a period of time, the cell has shrunk to half its original size. Which of the
following is true?
a. Water moved from the solution into the cell.
b. The solution inside the cell is hypertonic.
c. The cell was placed in a hypertonic solution.
d. The cell was placed in an isotonic solution.
e. Salt left the cell resulting in its change in size.
ANSWER: c
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When only C genes are turned on in flowering plants, ____ form
a. sepals b. petals c. stamens d. carpels e. leaves
You engineer an XY mouse in which the SRY gene is inactivated. What do you expect to observe in this mouse?
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Tendons attach ________ to bone
Fill in the blank(s) with correct word