用gametes造句子,“gametes”造句

來源:國語幫 9.34K

Either of a pair of organisms, cells, or gametes undergoing conjugation.

members of a pair of homologous chromosomes separate during the formation of gametes and are distributed to different gametes so that every gamete receives only one member of the pair.

The state or condition in which conjugating gametes are dissimilar in structure and size as well as in function.

The deficiency of N or P in artificial seawater would lag the time of gametophyte formation and affect the differentiation ratio of female-male gametes.

Either of two conjugating gametes that differ in structure or behavior, such as the small, motile male spermatozoon and the larger, nonmotile female ovum.

gametes造句

Reproduction by the fusion of gametes of similar ancestry.

The union of male and female gametes to form a zygote.

The formation of male gametes includes germ cell and vegetative cell differentiation and the occurrence of male gametophyte.

The processes by which gametes are formed, including the reduction of chromosomes in a germ cell from the diploid number to the haploid number by meiosis.

Individuals crossing exclusively within the same population produce more progeny than those crossing in both directions and thereby use up some of their gametes for the production of inviable hybrids.

The Embryos Bill sets limits on the use of gametes and embryos.

Scientists must either adapt the culture to produce more gametes or develop some other way to grow them in quantity.

The fundamental approach of transforming male gametes into pluripotent stem cells might also be applicable to the female counterpart, oocytes, he added.

Observation of pronucleus formation after in-ivtro fertilization with short time gametes coincubation

Relating to, produced by, or involving reproduction that occurs without the union of male and female gametes, as in binary fission or budding.

If such gametophytes produce fertile gametes, the resulting sporophyte is then tetraploid, and large polyploid series may subsequently be developed.

Difference between male and female gametes in transmitting gene controlling the blue aleurone trait in wheat

Two diploid gametes may fuse to give a tetraploid zygote, or gamete may develop directly by parthenogenesis.

Gametogenesis The formation of sexcells or gametes.

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