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Biological process
Gametogenesis is a biological process by which diploid or haploid precursor cells undergo cell division and differentiation to form mature haploid gametes
Gametogenesis
Biological process
produced by spermatogenesis and eggs are produced by oogenesis. During gametogenesis in mammals numerous genes encoding proteins that participate in DNA
Reproduction
Sex-specific adaptations
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Sexual_dimorphism
Genetic mutation not inherited from a parent
newly present mutation in an individual organism. These may occur in gametogenesis due to a germline mutation in a parent, or as a postzygotic mutation
De_novo_mutation
Species of hominid in the genus Homo
resulting in infertility due to the absence of specific genes required for gametogenesis. Genes and environment influence human biological variation in visible
Human
Form of human sexual intercourse
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Penile–vaginal_intercourse
Immature ovum or egg cell
an immature egg cell produced in a female fetus in the ovary during gametogenesis. During oogenesis, the oogonia become primary oocytes. An oocyte is
Oocyte
Gamete-producing cell
meiosis. This causes the development of oocytes that arrest in meiosis I. Gametogenesis, the development of diploid germ cells into either haploid eggs or sperm
Germ_cell
Haploid sex cell
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Gamete
by oogenesis. These processes are outlined in the article gametogenesis. During gametogenesis in mammals many genes encoding proteins that take part in
Mammalian_reproduction
Method of determining sex
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
XY_sex-determination_system
Body posture in mammals for sexual receptivity
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Lordosis_behavior
Organism that produces both male and female gametes
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Hermaphrodite
Trait that determines an organism's sexually reproductive function
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Biological_sex
The germ cell nest (germ-line cyst) forms in the ovaries during their development. The nest consists of multiple interconnected oogonia formed by incomplete
Germ_cell_nest
Sex change as part of the normal life cycle of a species
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Sequential_hermaphroditism
Family of translocation methylcytosine dioxygenases
have central roles in DNA demethylation required during embryogenesis, gametogenesis, memory, learning, addiction and pain perception. The three related
TET_enzymes
Chemical compound
bipolar disorder as well. Xanthurenic acid has also been shown to induce gametogenesis of Plasmodium falciparum, the parasite that causes malaria. It is found
Xanthurenic_acid
Human chromosomal condition
meiosis I, maternal meiosis I, or maternal meiosis II, also known as gametogenesis. The relevant nondisjunction in meiosis I occurs when homologous chromosomes
Klinefelter_syndrome
Abnormal number or structure of chromosomes
chromosome abnormalities (present at beginning of development) arise during gametogenesis or embryogenesis, affecting a significant proportion of an organism's
Chromosome_abnormality
Biological development of male sex characteristics
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Virilization
Animals of the phylum Porifera
cytological progression of porifera oogenesis and spermatogenesis (gametogenesis) is very similar to that of other metazoa. Most of the genes from the
Sponge
Animal sexual reproductive act in which a male introduces sperm into the female's body
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Copulation_(zoology)
Procreative biological processes of humanity
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Human_reproduction
Epigenetic phenomenon
parents are erased, first during early embryogenesis, and again in gametogenesis, with demethylation and remethylation occurring each time. Demethylation
Reprogramming
Marine invertebrates of the subphylum Anthozoa
Christopher C. M.; Cabaitan, Patrick C.; Levy, Oren (25 January 2021). "Coral Gametogenesis Collapse under Artificial Light Pollution". Current Biology. 31 (2):
Coral
Differential transmission of genes residing in the same genome
above the expected according to fair Mendelian segregation and fair gametogenesis) and altruism (genes in the same genome may disagree on how to value
Intragenomic_conflict
Multicellular sex organs in plant life
protists, algae, fungi, and the gametophytes of plants. In contrast to gametogenesis in animals, a gametangium is a haploid structure and formation of gametes
Gametangium
Organs involved in reproduction
Gametes are produced within the gonads through a process known as gametogenesis. This occurs when certain types of germ cells undergo meiosis to split
Human_reproductive_system
Bioluminescent, marine dinoflagellate
during gametogenesis that cell division occurs. These gamonts are produced by a small fraction of the trophonts that spontaneously initiate gametogenesis. During
Noctiluca
Cells of a multicellular organism that pass on genetic material to progeny
well as during different stages of gametogenesis. The mutation frequencies for cells in different stages of gametogenesis are about 5 to 10-fold lower than
Germline
Eukaryotic germ stem cell
by mitosis into other gametocytes or by meiosis into gametids during gametogenesis. Male gametocytes are called spermatocytes, and female gametocytes are
Gametocyte
reproduce by hybridogenesis (hemiclonally). This means that during gametogenesis, they discard the genome of one of the parental species and produce
Hybridogenesis_in_water_frogs
Order of fish
Vanderlei C.; Santos, José E. dos (2007). "Reproductive apparatus and gametogenesis of Lophiosilurus alexandri Steindachner (Pisces, Teleostei, Siluriformes)"
Catfish
Chromosomal system
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
ZW_sex-determination_system
Clade containing animals and some protists
present in their unicellular relatives, such as sexual reproduction and gametogenesis in the choanoflagellate Salpingoeca rosetta and several types of multicellular
Holozoa
Atypical congenital variations of sex characteristics
Anisogamy Isogamy Germ cell Reproductive system Sex organ Mating Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Intersex
Gill-bearing non-tetrapod aquatic vertebrates
E.; Santos, Gilmar B. (July–September 2005). "Gonadal structure and gametogenesis of Loricaria lentiginosa Isbrücker (Pisces, Teleostei, Siluriformes)"
Fish
Protein-coding gene in the species Mus musculus
in the gonads of male and female vertebrates. It plays a key role in gametogenesis by inducing meiosis. The Stra8 gene is 26,749 base pairs in length and
STRA8
Egg cell production process
belong to oogenesis proper, but, instead, to the common process of gametogenesis, which, in the human female, begins with the processes of folliculogenesis
Oogenesis
Chromosome that differs from an ordinary autosome in form, size, and behavior
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Sex_chromosome
Removal of a methyl group from nucleotides in DNA
during the reprogramming that occurs in early embryogenesis and in gametogenesis. Another large demethylation, of about 3% of all genes, can occur by
DNA_demethylation
Academic journal
physiology and pathology, endocrinology, andrology, gonad function, gametogenesis, fertilization, embryo development, implantation, pregnancy, genetics
Human_Reproduction_(journal)
Mammalian protein
hormone (FSH). These gonadotropic hormones lead to sexual maturation and gametogenesis. Disrupting GPR54 signaling can cause hypogonadotrophic hypogonadism
Kisspeptin
Species of protist
carbohydrates. The reduction in stored carbohydrates inhibits normal gametogenesis in the spring, with a reduction in fecundity. In the spring of 1959
Haplosporidium_nelsoni
Medical condition
the cells are dividing (meiosis I or II) to form egg and sperm cells (gametogenesis). This can result in extra chromosomes in a sperm or egg cell. After
Tetrasomy
Branch of biology studying reproduction
possible to repopulate areas where wild populations had been lost. Gametogenesis is the formation of gametes, or reproductive cells. Spermatogenesis
Reproductive_biology
Genus of deep-sea sea cucumbers known as sea pigs
testis in males. Unlike most elasipodids, Scotoplanes exhibits active gametogenesis in both females and males, suggesting a distinct reproductive strategy
Scotoplanes
Production of sperm
reproducing organisms. Thus, spermatogenesis is the male version of gametogenesis, of which the female equivalent is oogenesis. In mammals it occurs in
Spermatogenesis
Union of an egg and sperm to form a zygote within the female body
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Internal_fertilization
Sex characteristics between male and female
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Intersex_(biology)
Phenomenon that results in unusual rearrangement of an chromosomes
less common, unbalanced translocations may form due to errors during gametogenesis or errors in repair of double stranded DNA breaks. Nonreciprocal translocation
Chromosomal_translocation
Environmental sex determination by temperature during development
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Temperature-dependent sex determination
Temperature-dependent_sex_determination
Species of mollusc
Settlement of the organism is influenced by the presence of coralline algae. Gametogenesis takes place for 5 months of the year, and most of these chitons will
Katharina_tunicata
Puberty occurring at an unusually early age
development. There is early development of secondary sex characters and gametogenesis also starts earlier. Precocious puberty is of two types: true precocious
Precocious_puberty
Species of amphibian
by hybridogenesis (hemiclonally). Hybridogenesis implies that during gametogenesis hybrids (of RL genotype) exclude one parental genome (L or R) and produce
Edible_frog
Series of stages of an organism
of unique information maintenance and restoration processes at the gametogenesis stage of the biological life cycle. In particular, Medvedev considered
Biological_life_cycle
Sperm containing genetic material from a female
production becomes an X-bearing sperm. LGBT reproduction Male egg In vitro gametogenesis "Groundbreaking new sperm sorting method could let parents chose sex
Female_sperm
Species of flowering plant
"Gender Dimorphism in Tetradium daniellii (Rutaceae): Floral Biology, Gametogenesis, and Sexual System Evolution". Int. J. Plant Sci. 167 (2): 201–212.
Tetradium_daniellii
Production of new offspring in plants
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Plant_reproduction
Type of biological inheritance
in which every cell has two sets of chromosomes (diploid). During gametogenesis the normal complement of 46 chromosomes needs to be halved to 23 to
Mendelian_inheritance
Class of sponges
cytological progression of porifera oogenesis and spermatogenesis (gametogenesis) shows great similarity to other metazoa. Most of the genes from the
Demosponge
Genus of flagellated protists
Trichonympha occurs in three distinct phases: gametogenesis, fertilization and meiosis. Gametogenesis occurs when gametes are produced by the division
Trichonympha
Biological system that determines the sex of offspring
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
XO_sex-determination_system
Concept of eternal life
information maintenance and restoration processes at the different stages of gametogenesis. In particular, Medvedev considered that the most important opportunities
Immortality
Species of alga
develops depend on the conditions in which they are cultured. Prior to gametogenesis the vegetative cells of the gametophyte contained a number of large
Scytothamnus_australis
Sex chromosome in the XY sex-determination system
exclusively through sperm, which undergo multiple cell divisions during gametogenesis. Each cellular division provides further opportunity to accumulate base
Y_chromosome
Alteration in the nucleotide sequence of a genome
basis. The frequency of error during the DNA replication process of gametogenesis, especially amplified in the rapid production of sperm cells, can promote
Mutation
Common name of a number of species of lizards
when coming out of hibernation, regrowing gonads, producing gametes (gametogenesis), mating, and (for females) producing eggs and incubating them. Tegus
Tegu
Species of fish
in the Azorean waters. Muñoz, M.; Casadevall, M.; Bonet, S. (2002). "Gametogenesis of Helicolenus dactylopterus dactylopterus (Teleostei, Scorpaenidae)"
Helicolenus_dactylopterus
Epigenetics study conducted in Sweden
disease loci. The establishment of parental imprints occurs during gametogenesis as homologous DNA passes through sperm or egg; subsequently during embryogenesis
Överkalix_study
Species of echinoderm
accumulating nutrients in its gonads in preparation for gametogenesis. It begins gametogenesis in January and finishes in May, during which its gonads
Heterocentrotus_mamillatus
Group of proteins united by their importance in development and in cancer immunotherapy
cancer, bladder cancer, and pediatric tumors such as neuroblastoma. Gametogenesis offers an important role for many of these antigens in the differentiation
Cancer/testis_antigens
Proteins that bind DNA
of WRKY transcription factors in plant development. Successful male gametogenesis and tolerance to interploidy crosses both require WRKY transcription
WRKY_transcription_factor
Anisogamy Isogamy Germ cell Reproductive system Sex organ Mating Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Sex_verification_in_sports
Type of hermaphroditism
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Simultaneous_hermaphroditism
Species of amphibian
Higher energetic costs in female spring peepers are associated with gametogenesis, which occurs before breeding. Stored reserves of fat and glycogen contents
Spring_peeper
Topics referred to by the same term
IVG may refer to: In vitro gametogenesis Illinois Veteran Grant IVG Immobilien Berane Airport, IATA code IVG (as the city was formerly known as Ivangrad)
IVG
Species of gastropod
Westcott, E. (2006). "Occurrence of imposex and seasonal patterns of gametogenesis in the invading veined rapa whelk Rapana venosa from Chesapeake Bay
Rapana_venosa
Species of bivalve
of glycogen energy reserves. This glycogen is then used to support gametogenesis during the next winter and early spring when food intake is at a minimum
Eastern_oyster
All Latin and Greek roots beginning with G
endogamous, endogamy, exogamous, exogamy, gamete, gametic, gametocyte, gametogenesis, gametophyte, geitonogamy, heterogametic, heterogamous, heterogamy,
List of Greek and Latin roots in English/A–G
List_of_Greek_and_Latin_roots_in_English/A–G
Chromosome disorder in women
with too many or too few chromosomes. Nondisjunction can occur during gametogenesis, where the trisomy is present from conception, or zygote development
Trisomy_X
Study of the form or morphology of fishes
Santos, José E. dos; Santos, Gilmar B. (2005). "Gonadal structure and gametogenesis of Loricaria lentiginosa Isbrücker (Pisces, Teleostei, Siluriformes)"
Fish_anatomy
Egg containing genetic material from a male
been obtained in 2008, but they only survived for a few days. In vitro gametogenesis Female sperm Male pregnancy LGBT reproduction Genomic imprinting Aldhous
Male_egg
Species of bivalve
midline between the gills, posterior to the foot. In C. meridionalis gametogenesis occurs continuously throughout the year. C. meridionalis larvae are
Choromytilus_meridionalis
Structure containing a single egg cell
Embryonic development in males and females follows a common pathway before gametogenesis. Once gametogonia enter the gonadal ridge, however, they attempt to
Ovarian_follicle
Genus of single-celled organisms
the gamonts are taken up into the gut once more, where they undergo gametogenesis and the cycle begins once more. This simplified lifecycle is, of course
Hepatozoon
Asexual reproduction without fertilization
Hybridogenetic hybrids (for example AB genome), usually females, during gametogenesis exclude one of parental genomes (A) and produce gametes with unrecombined
Parthenogenesis
Genus of red algae
Retrieved 2024-04-10. Brawley, Susan H.; Johnson, Ladd E. (1992). "Gametogenesis, gametes and zygotes: An ecological perspective on sexual reproduction
Batrachospermum
Biological system where sex is determined by the number of sets of chromosomes
Evolution of sexual reproduction Anisogamy Isogamy Germ cell Meiosis Gametogenesis Spermatogenesis Oogenesis Gamete spermatozoon ovum Fertilization External
Haplodiploidy
Medical condition of a man whose semen contains no sperm
MLH3) have key roles in genomic integrity, meiotic recombination and gametogenesis. Polymorphisms in these genes were tested for associations with male
Azoospermia
Study of how organisms develop and grow
in sperm of Arabidopsis: implications for understanding patterns of gametogenesis and fertilization in plants and other eukaryotes". Development. 126
Developmental_biology
Species of bivalve
synchronous. During the summer, they are in the sexual rest stage, and gametogenesis begins at the start of autumn. In winter and spring consecutive spawns
Razor_shell
Evolutionary theory
disturbances to organelles, including autophagy (normal cell destruction), gametogenesis (the formation of gametes), and cell stress release DNA which is imported
Symbiogenesis
Activated, feeding stage in the life cycle of certain protozoa
in humans. These mature and go through sexual reproduction, known as gametogenesis to produce the gametocytes (occurring in male and female forms) in the
Trophozoite
combines step-by-step some very weak benefits of recombination, meiosis, gametogenesis and syngamy. Therefore, current sexual species could be descendants
Evolution of sexual reproduction
Evolution_of_sexual_reproduction
Chemical compound
Jiao R, et al. (September 2018). "Toxic effects of zearalenone on gametogenesis and embryonic development: A molecular point of review". Food and Chemical
Zearalenone
Mammalian protein found in Homo sapiens
Nectin-3, also known as nectin cell adhesion molecule 3, is a protein that in humans is encoded by the NECTIN3 gene. Nectin-3 belongs to the family of
Nectin-3
Parenting of children by same-sex couples
obtaining sperm from skin stem cells. This method is called in vitro gametogenesis, and it involves using adult cells and reprogramming them to function
Same-sex_parenting
Mayne, L., Loveland, K.L. (2018) The Stk35 locus contributes to normal gametogenesis and encodes a lncRNA responsive to oxidative stress. Biology Open Biol
Paul_McMenamin
GAMETOGENESIS
GAMETOGENESIS
GAMETOGENESIS
GAMETOGENESIS
Boy/Male
Anglo Saxon
Bright.
Female
English
 Variant spelling of English Dinah, DINA means "judgment." Compare with another form of Dina.
Boy/Male
Hindu
Region of battle, Handsome, Well colored
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Telugu
Ocean
Girl/Female
English
Abbreviation of Tatiana.
Girl/Female
Biblical
Heifer, chariot, round.
Male
Dutch
, nobly firm.
Boy/Male
Tamil
Famous, Renowned
Boy/Male
Muslim
Honor. Respect.
Boy/Male
Arabic, Muslim, Sindhi
Expression; Countenance; Border
GAMETOGENESIS
GAMETOGENESIS
GAMETOGENESIS
GAMETOGENESIS
GAMETOGENESIS