. Four of the five answers listed below are major
trends in terrestrial plant evolution. Select the
EXCEPTION.
a. development of vascular tissue
b. adaptation to drier environmental
conditions
c. microspores and megaspores
d. animal assisted reproduction
e. increasing dominance of the gametophyte
phase
E
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The membranous sac enclosing the glomerulus of a mammalian kidney is called:
A. Bowman's capsule. B. the nephron. C. the renal pyramid. D. the medulla. E. the renal pelvis.
Which of the following events involves the release of enzymes?
A. cell cleavage B. cortical reaction C. egg membrane depolarization D. increase in cytosolic calcium within the egg E. the fusion of egg and sperm nuclei
__________ have roughly equal proportions of sand,
silt, and clay. Fill in the blank(s) with the appropriate word(s).
A Mendelian cross for a three-gene trait is expected to yield ________ F2 genotypes
A) 4 B) 16 C) 27 D) 64 E) 265