The structure labeled 9 in Figure 29-2 was produced by:
a. fertilization of two zygotes.
b. meiosis in the resting sporangium.
c. meiosis in the zoosporangium.
d. mitosis in the resting sporangium.
e. mitosis in the zoosporangium.
B
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The major way that meiosis II differs from mitosis is that
A. in meiosis II, the homologous sister chromatids align at the metaphase plate as a tetrad. B. in meiosis II, a pair of sister chromatids move to the pole. C. in meiosis II, the cells are haploid. D. in meiosis II, a synaptonemal complex is formed. E. in meiosis II, the homologues separate.
The parietal lobe is responsible for ____
a. vision b. sensory input c. hearing d. generating a motor response e. inhibiting unsuitable behaviors
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Figure 27.5
Use the figure above to answer the following question.
The letter "B" in the accompanying figure represents ____.
A. pericycle B. endodermis C. xylem D. root cortex E. phloem
Smooth muscle propels food through the alimentary canal by a process called
A) ingestion. B) digestion. C) elimination. D) peristalsis.