Hydrangeas are a flowering plant with large showy blooms. When a plant is grown in aluminum-rich soil, it has blue flowers; if the same plant is transplanted into soil that is lacking aluminum, the flowers produced will be pink. This is an example of
A. incomplete dominance.
B. monohybrid inheritance.
C. polygenetic inheritance.
D. environmental effects.
E. codominance.
Answer: C. polygenetic inheritance.
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a. buffers b. acids c. surface tension d. nonpolar bonds e. bases
Strictly speaking, mitosis is a division of the
a. nucleus. b. cytoplasm. c. chromosomes. d. nucleus and chromosomes. e. nucleus, cytoplasm, and chromosomes.
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a. immune system cells b. epithelial cells c. epithelial cells of the intestine d. red blood cells e. all of these
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A. No change would be observed. B. less negative. C. more negative.