sexual generation

American  

noun

1. the gametophyte generation in the alternation of generations in plants that produces a zygote from male and female gametes.

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Etymology

Origin of sexual generation

First recorded in 1875–80

Example Sentences

Along with that remarkable process which, beginning in minute forms with what is called conjugation, developed into sexual generation, there came into play causes of frequent and marked fortuitous variations.

From Essays: Scientific, Political, & Speculative, Vol. I by Spencer, Herbert

De Bary thinks that he is authorized in assuming the probability that the conceptacles and organs of fructification of others of the Ascomycetes, including the Discomycetes and the Tuberacei, are the results of sexual generation.

From Fungi: Their Nature and Uses by Cooke, M. C. (Mordecai Cubitt)

In this chapter we clearly see that variability is not necessarily contingent on sexual generation, though much more frequently its concomitant than on bud-reproduction.

From The Variation of Animals and Plants Under Domestication, Vol. I. by Darwin, Charles

The sexual generation is a small green thalloid structure called a prothallium, which bears antheridia and archegonia, each archegonium having a neck-canal and oosphere, which is fertilized just as in the moss.

From Scientific American Supplement, No. 531, March 6, 1886 by Various

The phenomena of inheritance in the sexual generation of hybrids show this clearly.

From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar