WebNearly all animals have a diploid-dominant life cycle in which the only haploid cells are the gametes. Early in the development of an animal embryo, special diploid cells, called germ cells, are made in the gonads … WebSpores can develop into an adult without fusing with another cell. The spores give rise to a multicellular haploid gametophyte, which produce gametes by mitosis. The gametes fuse, producing a diploid zygote, which grow into the diploid sporophyte. These life cycles may be quite complicated. You can read about them in additional concepts.
Mitosis - Definition, Stages, Function and Purpose - Biology …
WebFigure 1. Mitosis occurs in somatic cells; this means that it takes place in all types of cells that are not involved in the production of gametes. Prior to each mitotic division, a copy … WebApr 15, 2008 · Best Answer. Copy. Because mitosis creates duplicates of cells with complete copies of the chromosomes in each cell made. For eggs and sperm cells the cell division process has to end up with the eggs and sperm having just 1/2 of the chromosome numbers in each cell made. Eggs and sperm are therefore produced by 'meiosis' and … bishop wilkinson trust schools
Parthenogenesis - Reproduction Without Sex
WebMay 2, 2015 · How many gametes do reptiles produce? Wiki User. ∙ 2015-05-02 22:18:10. Add an answer. Want this question answered? Be notified when an answer is posted. ... How are mitosis and meiosis similar. WebJul 7, 2024 · Gametes are produced by mitosis (not meiosis) and after fertilization a diploid zygote is created. … It can only divide by meiosis to produce haploid cells once more, which then produce the main adult body. What does 2n 4 mean? In this example, a diploid body cell contains 2n = 4 chromosomes, 2 from mom and two from dad. WebThese males don’t undergo meiosis for gametes; mitosis produces sperm. Females are diploid (from fertilized eggs) and produce eggs via meiosis. Female bees are diploid (2n=32) and are formed when an egg (n=16) is fertilized by a sperm (n=16). If an egg is not fertilized, it can still develop and the result is a n=16 male drone. darkwatch pc steam