Sentences with phrase «teleost fish»
"Teleost fish" refers to a large group of fish that have a bony skeleton and include common species like trout, salmon, and goldfish. These fish have a wide variety of shapes and sizes and are found in almost every water habitat, from freshwater rivers to oceans. Full definition
Identification of cells that determine the female gender in teleost fish (medaka).
sciencedaily.com
Despite a genome duplication about 160 million years ago, teleost fish hewed to a few conventional body types for their first 150 million years.
TEFOR - AMAGEN has developed two models of teleost fishes: medaka (Oryzias latipes) and zebrafish (Danio rerio).
«Pushed downwards by the rapidly evolving teleost fish, they would have hit the depth limits set by their unique buoyancy mechanism,» says Wells.
Researchers puzzle over precisely how teleost fishes, such as this spotted sailfin sucker catfish, evolved a dazzling array of forms.
Based on the common occurrence of the same genera and species of marine invertebrates in both regions [75 — 79], teleost fishes [80], herpetofauna [81], as well as marine reptiles [7, 54, 82] it has been suggested that the Caribbean or Hispanic Corridor connecting the eastern Pacific Ocean with the western Tethys through the Central Atlantic facilitated faunal dispersals between the two regions during the Late Jurassic [83 — 85].
Nagoya University - led study shows for the first time germ cells have an inherent property to feminize the body in teleost fish, medaka.
Despite duplicating their genome about 160 million years ago, teleost fish hewed to a few conventional body types for their first 150 million years.
There are a few species of freshwater fish (including mudskippers and several other species of teleost fish), mangrove crabs and coconut crabs.
Interestingly, however, a team of researchers led by Nagoya University previously found that the occurrence of more germ cells — biological cells capable of uniting with one from the opposite sex to form a new individual — in female medaka (teleost fish) gonads is essential for female differentiation of gonads.
The article, «Germ cells in the teleost fish medaka have an inherent feminizing effect», was published in PLOS Genetics at DOI: 10.1371 / journal.pgen.1007259.
The Navesink Formation preserves many invertebrate and vertebrate species common in the Late Cretaceous near shore marine sediments, such as bivalves, brachiopods, crustaceans, teleost fish, sharks, turtles and the occasional mosasaur and dinosaur.
Similarly, teleost fish, such as tuna and halibut, have multiple defensive traits such as mucosal barriers and biocidal secretions that parasites must overcome in order to successfully infect the host.
Gene duplications and subsequent mutations also led to the evolution of numerous sister nonapeptides across vertebrates, including isotocin in teleost fish and oxytocin in mammals.
I am currently conducting research in two broad areas; one involves the evolution of complex characters such as blindness in the teleost fish, Astyanax mexicanus and Cottus Bairdi - cognattus, and the second concerns the phylogeography of cave - dwelling Nicoletiids (Insecta: Zygentoma) using sequence data from nuclear and mitochondrial genes.
Here we provide evidence of a similar correspondence in numerical abilities between humans and teleost fishes.
Diet: Juvenile: small teleost fishes, crabs, octopuses Adult: teleost fishes, crabs, octopuses Habitat: Sandy Plains, Rocky Reefs, Coral Reefs, Deep Sea