| zygonema |
(adj: zygotene) Stage in meiosis during which synapsis occurs; coming after the leptotene stage and before the pachytene stage in the meiotic prophase.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E29.htm
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| zygospore |
(Gr. zygon, a yoke + spore) A thick-walled resistant spore developing from a zygote resulting from the fusion of isogametes.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E29.htm
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| zymogen |
Inactive enzyme precursor that after secretion is chemically altered to the active form of the enzyme.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E29.htm
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| Z-DNA |
A form of DNA duplex in which the double helix is wound in a left-hand, instead of a right-hand, manner. DNA adopts the Z configuration when purines and pyrimidines alternate on a single strand, eg,
Ãâó: www.fao.org/docrep/003/X3910E/X3910E29.htm
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| zoospore |
A spore that possesses flagella and is therefore motile.
Ãâó: www.fao.org/docrep/003/X3910E/X3910E29.htm
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