Chordata is one of the animal phyla which includes humans, and other vertebrates. All chordates have common features at some point of life that may be present in the embryonic stage of life. Answer and Explanation:1 The major characteristics of chordates are the presence of the notochord, phary...
Give a detailed description of its characteristics. Explain the importance of photosynthetic protists to the biosphere. Outline three characteristics of phylum Annelida. What are the four main characteristics of organisms? What are the characteristics of living organisms? Describe the distinctive ...
Arias, A.; Richter, A.; Anadon, N.; Glasby, C.J. Reproductive biology of the alien korean bait-worm, Perinereis vancaurica tetradentata (Annelida: Nereididae), from the mar menor lagoon (Western mediterranean); Ecological Impacts of Biological Invasions. In Proceedings of the 7th European ...
Univariate and multivariate comparisons of grain-size distribution, soft sediment characteristics (organic matter content, chlorophyll a, pheopigments and carbohydrate concentrations) and macro fauna were conducted between the different sediment types at both seasons and bet...
The majority of multicellular organisms have body cavities. These are usually fluid-filled, and contain the organs. There are two different types of body cavity: the hemocoel and the coelom. Some animal groups, however, notably the Porifera (sponges) and the Platyhelminthes (...