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- Describe various types of microtomes, their working and use.Describe the means by which the protists carry out their “basic functions”.Seal thermophiles halophites Archaea methanogens Animals nonphotosynthetic eukaryotes Fungi ancestral amoebozoa eukaryotic original cell cell brown algae photosynthetic eukaryotes red algae Protists green algge Plants purple bacteria photosynthetic bacteria Eubacteria other bacteria past present Figure 2 A simplified phylogenetic tree of the six kingdoms Domains of Life In 1996, Carl Woese conducted a detailed analysis of living organisms. He revealed that all organisms could be classified into three distinct groups. TIhese groups, called 12 éty
- . Describe the mode of entry and method of reproduction of each representative trematodes -Schistosoma japonicum (male), Schistosoma japonicum (ova), Fasciola hepatica (adult), Fasciola hepatica (ova)Why are parasitic worm infections so difficult to treat?Propose a hypothesis to explain the differences in longevity ofsnail species with planktonic and nonplanktonic larvae.
- Describe in details the adaptations for parasitism in flatworms (class Cestoda and Trematoda).Discuss the occurrence and role of earthworms in soil ecosystems.The osculum of a sponge is entirely blocked by a fungal infection. Predict what will happen. A)The flow of water out of the sponge will decrease. B)Water will be unable to enter the sponge. C)Choanocytes will no longer be able to function. D)Digestion will be prevented from occurring.
- Discuss the industrial and commercial importance of earthworms.Nematode identity card. How are nematodes characterized according to examples of representing beings, basic morphology, type of symmetry, germ layers and coelom, digestive system, respiratory system, circulatory system, excretory system, nervous system and types of reproduction?List the major characteristics of the apicomplexan parasites.