WebMar 29, 2024 · The subphylum is one of the best known of all groups of animals. Its members include the classes Agnatha, Chondrichthyes, and Osteichthyes (all fishes); Amphibia (amphibians); Reptilia (reptiles); Aves (birds); and Mammalia (mammals). ... (viviparous) after internal fertilization. The posterior angle of the male’s pelvic fins are … WebNov 18, 2024 · Fertilization. Some Chondrichthyes undergo internal fertilization while most Osteichthyes undergo external fertilization Do Osteichthyes lay eggs? …
FNR 201 Exam 3 Flashcards Chegg.com
Web3. is a stingray internal Answer: Although Chondrichthyes are fishes, they exhibit internal fertilization and possess specific male genital anatomy that resembles mammals. 4. what kind of animals is stingray Answer: Stingrays are a group of sea rays, which are cartilaginous fish related to sharks. [tex]Study Well![/tex]⊕∪⊕. Answer: WebWhat can Chondrichthyes success and diversity be contributed to?-specialized adaptations for buoyancy control, body covering, and reproduction. ... -internal fertilization -produce few large, well-developed young -various levels of physiological care -3 ways to reproduce . bruins 2023 winter classic jersey
Phylum Chordata – Characteristics, Classification And Examples
WebChondrichthyes - cartilagenous fishes Osteichthyes - bony fishes Amphibia - frogs, toads, salamanders, and caecilians Reptilia - turtles, snakes, lizards, crocodilians ... internal fertilization, ovoviviparous (egg contained within the uterus, where the young develop and then hatch as miniature adults) ... WebJan 25, 2024 · Internal fertilization (Sperm and egg join inside the body of a parent). External fertilization (Sperm and egg join outside the body of a parent). Many … WebAll chondrichthyans have internal fertilization, but maternal support of the embryo is highly variable. Many elasmobranchs lay large, yolky eggs immediately after fertilization; these … ewp theatre