Search for crossword answers and clues
The nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote
Answer for the clue "The nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote ", 10 letters:
pronucleus
Word definitions for pronucleus in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Pronucleus \Pro*nu"cle*us\, n.; pl. Pronuclei (-[imac]). [NL. See Pro- , and Nucleus .] (Biol.) One of the two bodies or nuclei (called male and female pronuclei) which unite to form the first segmentation nucleus of an impregnated ovum. Note: In the maturing ...
Wikipedia
Word definitions in Wikipedia
A pronucleus (plural: pronuclei ) is the nucleus of a sperm or an egg cell during the process of fertilization , after the sperm enters the ovum, but before they fuse. Sperm and egg cells are haploid , meaning they carry half the number of chromosomes . ...
WordNet
Word definitions in WordNet
n. the nucleus of the ovum or sperm after fertilization but before they fuse to form the nucleus of the zygote [also: pronuclei (pl)]
Wiktionary
Word definitions in Wiktionary
n. Either of the two haploid nuclei (of a sperm and ovum) that fuse during fertilization
Usage examples of pronucleus.
And in the wondrous alchemy that governs our existence, the successful suitor had been transformed into what is known as the male pronucleus.
The pronuclei were three-quarters ours — the rules for Juxt One are a bit more relaxed.