Web3. b Flipper of whale and forelimb of cat 4. d Pre Cambrian 5. b In nature, the organism with desirable characteristics may survive, while those with weaker traits may not 6. d Similarity in genomic DNA 7. a Body structures develop because they are used extensively 8. c Fruit fly-pigeon 9. c They have a common ancestor and have the same kind of ... WebHomologous structures Limbs Cetacean flippers have the same bones as the forelimbs of other mammals. The humerus, radius, ulna, carpals, metacarpals and phalanges are all present. However, in cetaceans the radius and ulna (forearm) and humerus (upper arm) … BROWSE Use Browse to explore the collection. SEARCH Use Search to find … Explore whale science and conservation, learn how Yankee whalers sailed the … Funded, in part, by the Massachusetts Office of Travel and Tourism. ©2024 …
Bat wings, human forearms, elephant legs, and cat forelimbs are …
WebThe forelimb of whales and dolphins is a flipper that shows hyperphalangy (numerous finger bones). Hyperphalangy is also present in marine reptiles, including ichthyosaurs and plesiosaurs. The developmental basis of hyper-phalangy is unclear. Kükenthal suggested that phalanx anlagen split into three pieces during cetacean development, thereby ... WebScience Biology Choose the correct answer Q1: The forelimb of humans, dogs, birds, and whale are similar in the set of structures but differ in functions, what relationship do they show? A. Phylogeny B. Analogy C. Homology D. Hierarchy Q2: These structures in different organisms perform the same function but may have developed from different set of … cheap stock on robinhood
Neuromuscular Anatomy and Evolution of the Cetacean Forelimb
WebSep 1, 2007 · Abstract. The forelimb of cetaceans (whales, dolphins, and porpoises) has been radically modified during the limb-to-flipper transition. Extant cetaceans have a soft tissue flipper encasing the ... WebThe forelimbs of man, cat, bat and whale are homologous organs. Organs, which have a common fundamental anatomical plan and similar embryonic origin whatever varied functions they may perform are regarded as homologous organs. WebAug 9, 2024 · Baleen whales use their baleen plates for two types of feeding: skim-feeding when they feed on microorganisms from plankton and copepods, and lunge-feeding when they encounter larger prey such as... cheap stocking stuffers for teens