Spermathecae definition

Author: qwik

August undefined, 2024

WebThe definition of spermathecae in Dictionary is as: plural form of spermatheca. Meaning of spermathecae for the defined word. Grammatically, this word "spermathecae" is a noun, … Webspermarche. The age at which a boy's testes become mature (i.e., capable of producing spermatozoa). Want to thank TFD for its existence? Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content .

ADW: Gromphadorhina portentosa: INFORMATION

Webspermatheca. [ spur-m uh- thee-k uh ] noun, plural sper·ma·the·cae [spur-muh-thee-see]. Zoology. a small sac or cavity in female or hermaphroditic invertebrates used to store … WebMay 6, 2016 · Definition, terminology, and general structure of Scutelleridae spermatheca. The general structure of scutellerid spermatheca ... The common feature of the spermathecae belonging to this type is a relatively short intermediate part with a long flexible zone and an absent or reduced distal flange. The most diverse structure is the … garbage mics voicemod

spermathecae definition English definition dictionary Reverso

WebDefinitions for spermathèque sper·math·èque This dictionary definitions page includes all the possible meanings, example usage and translations of the word spermathèque. Did you actually mean spermatic or spiranthes? How to pronounce spermathèque? David US English Zira US English How to say spermathèque in sign language? Numerology WebSpermathecal glands are initially comprised of a three-cell unit that is refined to a single secretory cell in the adult. It encapsulates an end-apparatus joining to a cuticular duct passing secretions to the spermathecal lumen. We have examined spermatheca morphogenesis using DIC and fluorescence microscopy. WebLabrum (plural labra): A component (the "upper lip") of the mouthparts, concealed by the chelicerae; [10] see also Arthropod mouthparts: Labrum. Lateral (applied to appendages): Viewed from above or below, the sides of the leg or pedipalp, i.e. the surfaces parallel to the line of sight; see prolateral, retrolateral. blackmon md newnan ga

Spermarche definition of spermarche by Medical dictionary

WebMar 25, 2024 · The ability of female insects to retain and use sperm for days, months, or even years after mating requires specialized storage organs in the reproductive tract. In most orders, these organs include a pair of sclerotized capsules known as spermathecae. Here, we report that some Drosophila melanog … WebMay 5, 2024 · Drosophila spermathecae consist of class-III secretory units, in which each secretory cell (SC) discharges its products to the central lumen through an end-apparatus and a canal. Secretory unit formation in Drosophila spermathecae utilizes a fixed cell lineage, in which each secretory unit precursor (SUP) divides to produce one pIIb cell and ... blackmon meadowsWebSpermathecae, however, are not required to store sperm. Some female vertebrates store sperm within the confines of their reproductive tracts by co-opting pre-existing structures such as the lining of the uterus, cervix, oviducts and vagina. This ‘make-do’ approach to sperm storage has been observed primarily in mammals garbage mini bin south etobicoke rates

"WebIn the female insect, the spermatheca is an ectodermal organ responsible for receiving, maintaining, and releasing sperm to fertilize eggs. The number and morphology of … " - Spermathecae definition

Spermathecae definition

The morphogenesis of spermathecae and spermathecal glands in …

WebJul 19, 2024 · Spermathecae are also known as seminal receptacles because they are meant to receive sperms from another worm during copulation and to store sperms temporary. Sperms are stored in the diverticulum of spermathecae in Pheretima posthuman after copulation. Sperms on the other hand, are stored in ampulla of other earthworm … Webn. pl. sper·ma·the·cae (-sē) A receptacle in the reproductive tract of many female or hermaphrodite invertebrates and certain female vertebrates, in which spermatozoa are …

Did you know?

WebSpermathecae two pairs in XIV and XV, pear-shaped, containing sperm, the second pair slightly larger. Septa 5/6 and 10/11 somewhat thickened, 6/7 ... to give a broader definition of Prosellodrilus and split it into two subgenera: the nominal one, and a second subgenus for which we propose the name Maghrebiella. Webspermatheca (spûr′mə-thē′kə) n. pl. spermathe·cae (-sē) A receptacle in the reproductive tract of many female or hermaphrodite invertebrates and certain female vertebrates, in …

WebSeven Letter Word Alert: (84 words) acaters, acerate, aerates, amerces, amperes, aptamer, cameras, campers, carpets, caseate, cephems, cerates, chapter, chaster ... WebJan 1, 2010 · In addition, the spermathecae may include one or more diverticula that arise from the duct (Butt and Nuutinen 1998). ... 5.3.1 Definition. Parthenogenesis is a very wide collective concept. Historically, classical authors addressed this concept on several occasions; although not defining the concept or providing an experimental approach ...

WebNov 30, 2024 · Compared to females with two spermathecae, females with three spermathecae store a greater total number of sperm and can produce offspring a greater length of time. However, they did not produce a greater total number of offspring. Thus, additional long-term sperm storage in insects may increase female fitness through …

WebMay 30, 2024 · Spermathecae are present in sixth, seventh, eighth and ninth segments of the earthworm. They store the sperms received from another earthworm during copulation. What is Spermathecal pore? Spermatheca is an accessory organ in females in some insects having an opening into the common oviduct. It stores sperms which are released by the …

WebThis is the meaning of spermatheca: spermatheca (English)Origin & history From sperma-+ theca. Pronunciation (Brit. Eng.) IPA: /ˌspɜːməˈθiːkə/ Rhymes: -iːkəNoun spermatheca (pl. spermathecas or spermathecae) A small sac within the reproductive tract of some female invertebrates, such as insects, which stores sperm until it is used to fertilize the ova garbage model of decision makingWebThe so-called spermatheca, a sperm reservoir that collects sperm from the male in the course of several matings, connects with the oviduct, through which eggs are carried to … blackmon monuments darlington scWebSpermathecae are tubes or sacs in which sperm can be stored between the time of mating and the time an egg is fertilized. Paternity testing of insects has revealed that some, and … garbage movie watch online freeThe spermatheca , also called receptaculum seminis (plural: receptacula seminis), is an organ of the female reproductive tract in insects, e.g. ants, bees, some molluscs, oligochaeta worms and certain other invertebrates and vertebrates. Its purpose is to receive and store sperm from the male or, in the case of hermaphrodites, the male component of the body. Spermathecae can someti… garbage mouthWebJan 8, 2024 · Honey bee (Apis mellifera) queens have a remarkable organ, the spermatheca, which successfully stores sperm for years after a virgin queen mates. This study uniquely characterized and quantified the transcriptomes of the spermathecae from mated and virgin honey bee queens via RNA sequencing to identify differences in mRNA levels based on a … blackmon mooring austin reviewsWebsper·math·e·cae This dictionary definitions page includes all the possible meanings, example usage and translations of the word spermathecae. Did you actually mean spermatic or … blackmon middle school columbus gaWebnoun. sper· ma· the· ca ˌspər-mə-ˈthē-kə. plural spermathecae ˌspər-mə-ˈthē-ˌsē. -ˌkē. : a sac for sperm storage in the female reproductive tract of various lower animals and especially insects. blackmon mooring and bms cat