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Cell division
Answer for the clue "Cell division ", 7 letters:
meiosis
Alternative clues for the word meiosis
- The nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)
- Cell division that produces gametes
- Is some misbehaving getting one imprisoned? That's an understatement
- Understatement for rhetorical effect (especially when expressing an affirmative by negating its contrary)
- Expressive understatement
Word definitions for meiosis in dictionaries
Wikipedia
Word definitions in Wikipedia
In rhetoric , meiosis is a euphemistic figure of speech that intentionally understates something or implies that it is lesser in significance or size than it really is. Meiosis is the opposite of auxesis , and also sometimes used as a synonym for litotes ...
Wiktionary
Word definitions in Wiktionary
n. 1 (context countable rhetoric English) A figure of speech whereby something is made to seem smaller or less important than it actually is. 2 (context uncountable cytology English) Cell division of a diploid cell into four haploid cells, which develop ...
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
"division of a cell nucleus," 1905, from Greek meiosis "a lessening," from meioun "to lessen," from meion "less," from PIE root *mei- (2) "small" (see minus ).\n \nEarlier (1580s) it was a rhetorical term, a figure of speech "weak or negative expression ...
WordNet
Word definitions in WordNet
n. (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants) [syn: miosis , reduction ...
Usage examples of meiosis.
Neighbouring cistrons on the same chromosome form a tightly-knit troupe of travelling companions who seldom fail to get on board the same vessel when meiosis time comes around.
The very first genes would have had to come from random DNA, since there were no genes or exons to be duplicated or crossed-over in meiosis.
Suppose it happened to bias meiosis in such a way that it, the mutant gene itself, was more likely than its allelic partner to end up in the egg.
But look- when we show meiosis reproduction, through the heterozygous population, see what happens.
Because all snail genes have an equal stake in every sperm and every egg, because they all participate in the same unpartisan meiosis, they work together for the common good, and therefore tend to make the snail body a coherent, purposeful vehicle.
The basic process is the same, meiosis and mitosis, governed by a molecular 'blue-print' not unlike our chromosomes.
I'm sure you recognized that 25-50-25 distribution as representing the most drastic case of inbreeding, one which can happen only half the time with line breeding, only a quarter of the time with full siblings, in both cases through chromosome reduction at meiosis.
Each primary spermatocyte gives rise by meiosis to two secondary spermatocytes, each of which in turn divides into two spermatids.