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Why do primordial germ cells multiply by mitosis instead of meiosis?
Primordial germ cell multiply by mitosis when they have to increase their number like other cells but they divide by meosis during gametogenesis.
What produces gametes cells?
germ cells
What marks the beginning of germ development in an embryo?
The beginning of germ development in an embryo is marked by the formation of primordial germ cells through a process called germ cell specification. These cells are the precursors to sperm and egg cells and are essential for sexual reproduction. Germ cell specification typically occurs during early embryonic development.
What has the author Roberto Narbaitz written?
Roberto Narbaitz has written: 'The primordial germ cells in the male human embryo'
What blastocyst produce the primordial germ cell?
Gastrula (early gastrula follow the blastula in the development sequence) ~ As a result of gastrulation, a three-layered embryo forms, each layer corresponding to a primary germ layer from which all body tissues develop.
Can germ cells be involved in mitosis?
No, germ cells undergo meiosis to produce haploid gametes (sperm and egg cells), not mitosis. Mitosis is the process of cell division that produces genetically identical daughter cells for growth and repair in somatic cells.
What is the division of cells to create germ cells called?
The division of cells to create germ cells is called meiosis. Meiosis is a type of cell division that produces reproductive cells with half the number of chromosomes as the parent cell, which is essential for sexual reproduction.
What is gamatogenesis?
GAMETOGENSIS IS PRODUCTION OF HAPLIOD CELLS BY DIPLIOD MULTICELLULER ORGANISMS BY THE OF MEIOSIS.IT DIVIDE INTO ALMOST TWO SIMILAR PROCESSES-OOGENESIS AND SPERMATOGENESIS.THE PRIMORDIAL GERM CELLS DIVIDE AND UNDERGO MEIOSIS TO FORM GAMETES
What is produced from diploid germ cells by meiosis?
4 Haploid gametes. In Meiosis, germ cells first undergo a mitosis like division which produces 2 diploid germ cells. After that division, they undergo a second division in Meiosis 2, without first replicating their chromosomes. The end result is 4 haploid gametes.
What are female germ cells called?
ovaries. it's the female germ(gamete) cells. :)
Is a germ cell an animal cell?
in animal male produce sperm(male gametes) and female produce ova(female gametes).these gametes are produces in a their reproductive organs.therefore those cells which produces these gametes are called germ cells.they are haploid.when fertilization occur then formation of zygote take place
What produces haploid cells?
Haploid cells are produced through the process of meiosis, which is a type of cell division that reduces the chromosome number by half. Meiosis occurs in specialized cells called germ cells, which are found in organisms that reproduce sexually.
