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Our gametes are haploid cells produced from diploid cells by meiosis, a special type of cell division.


Raktiniai žodžiai

Mejozė, ląstelės dalijimasis, diploidas, Chromosoma, reductional, Haploidas, diploidinė ląstelė, Haploidinė spermatozoidinė ląstelė, Haploidinis kiaušinis, Tręšimas, Gamete, Spermatozoidas, kiaušinis, Zigotas, DNR, citologija, biologija

Susiję elementai

Animal and plant cells, cellular organelles

Eukaryotic cells contain a number of organelles.


The zygote is the initial cell formed when two gamete cells are joined by means of sexual reproduction.


Mitosis is the process by which a eukaryotic cell divides into two cells and the number of chromosomes remains unchanged.

Organisation of genetic material

Eukaryotic cells with nuclei measuring only a few micrometres may contain nearly 2 metres of DNA, coiled multiple times.

Life cycle of mosses and ferns

This animation compares the life cycles of mosses and ferns, helping to understand the general life cycle of plants.

Amoeba proteus

Widespread heterotrophic unicellular organisms with constantly changing shapes

Prenatal development

This animation demonstrates the development of the human embryo and foetus.

Metamorfozių tipų palyginimai

Laipsniška metamorfozė, nevisiška ir visiška metamorfozė yra paplitusi tarp vabzdžių.

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