Polymorphism in marine mollusks and biome development
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Polymorphism in marine mollusks and biome development by Arthur Haddleton Clarke

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Published by Smithsonian Institution Press in Washington .
Written in English



  • Arctic regions.


  • Mollusks -- Arctic regions.,
  • Mollusks -- Tropics.,
  • Polymorphism (Zoology),
  • Animal societies.,
  • Marine ecology.

Book details:

Edition Notes

Bibliography: p. 13-14.

StatementArthur H. Clarke.
SeriesSmithsonian contributions to zoology ; no. 274, Smithsonian contributions to zoology ;, no. 274.
LC ClassificationsQL1 .S54 no. 274, QL429 .S54 no. 274
The Physical Object
Paginationiii, 14 p. :
Number of Pages14
ID Numbers
Open LibraryOL4548537M
LC Control Number77016821

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Introns are common among all eukaryotes, while only a limited number of introns are found in prokaryotes. Globin and globin-like proteins are widely distributed in nature, being found even in prokaryotes and a wide range of patterns of intron-exon have been reported in several eukaryotic globin genes. Globin genes in invertebrates show considerable variation in the positions of introns Cited by: 5.   Free Online Library: Hsp70 function and polymorphism, its implications for mollusk aquaculture: a review. by "Latin American Journal of Aquatic Research"; Earth sciences Acuacultura Investigacion cientifica Aquaculture Aquaculture industry Fish-culture Gene expression Genetic aspects Genetic polymorphisms Heat shock proteins Investigacion biologica Moluscos Aspectos geneticos .   It has been shown that tropical marine communities contain novel morphologies that are absent from temperate and high- latitude faunas, and the reverse is also undoubtedly true. Some have also sug- gested that tropical-temperate differences in polymorphism exist for marine mol- Cited by:   Biology and Ecology of Pharmaceutical Marine Molluscs is the first comprehensive book of its kind written by scientists from both the Marine Biology and Pharmacy disciplines to fill the long-felt need for a marine natural products book devoted exclusively to molluscs. The taxonomy, common name, global distribution, habitat, diagnostic features.

The chapter discusses the biochemistry of mollusk–algae, mollusk–chloroplast, and mollusk–bacteria symbioses largely from the perspective of the advantages gained by the mollusk host. The most studied symbiotic relationships among the Mollusca are those involving photosynthetic symbionts, either intact unicellular algae or isolated. Clarke, A. H. Polymorphism in Marine Mollusks and Biome Development. Smithsonian Institution Press, , Smithsonian Contributions to Zoology, , 5 figures. Printed wraps, minor previous owner marks on front wrap, minor signs of use and age discoloration, text in very good condition. $ TIGER SHARK OF MARINE BIOME: Feed on fish, marine mammals, seabirds, crustaceans, and mollusks. They live close to coastlines within the tropical and climatic zone waters. Tiger Sharks have sharp teeth to devour their prey. GREY WHALE OF MARINE BIOME: Their main supply of food is little crustacean-like amphipods and tubeworms.   The seven Classes of mollusks are the Polyplacophora (the chitons), Gastropoda (the snails), Bivalvia (the clams), Cephalopoda (octopus and squid), Scaphopoda (the tusk shells) and Aplacophora (Classes Solenogastres and Caudofoveata – small worm-like shell-less molluscs). There are at le species of gastropods and it is the largest.

Abstract. Published data on the gastropod evolution in the Steinheim Basin are reanalyzed from a neo-Darwinian point of view. Data from the population genetics of Recent pulmonates are used to interpret the complex relationship of ecophenotypy, genetics, polymorphism and speciation in the Steinheim Lake. The marine Mollusca of the Bay of Algeciras, Spain. p., figs, stapled. MM; € 18 p., 69 figs, 19 pls, paperbound. The very fine plates of this scarce book depict Norwegian holocene marine molluscs. MM; € Polymorphism in Marine Molluscs and Biome Development. 14 p., 5 figs, 4to, wrps. MM; € 5.   What is the marine biome? The marine biome is the world’s largest biome, covering three-quarters of the earth’s surface. The types of ecosystems found in this biome are oceans, coral reefs, and estuaries; all are saltwater environments. There are five main oceans in the marine biome: the Atlantic, Pacific, Indian, Arctic, and Southern oceans. The ocean is the largest marine biome. It is a continuous body of salt water that is relatively uniform in chemical composition; it is a weak solution of mineral salts and decayed biological matter. Within the ocean, coral reefs are a second kind of marine biome. Estuaries, coastal areas where salt water and fresh water mix, form a third unique.