Flatworms - Study guides, Class notes & Summaries

Final exam Straighter line microbiology 100% SOLUTION 2023//2024 In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - ANSWER Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OHconcentration of the solution? - ANSWER 10-8 M Fungi are able to reproduce asexually by creating conidiospores and spo...

Biology 1402 Test 3 Held Latest Version Graded A+ Larva An early stage in the life cycle of an organism that will undergo complete metamorphosis. Metamorphosis A marked change in form, character, or function; a transformation Invertebrate An animal without a backbone Vertebrate An animal with a backbone Bilateral symmetry Body plan in which only a single, imaginary line can divide the body into two equal halves. Coelom Body cavity Cephalization concentration of sense or...

Phylum Platyhelminthes - Correct Answer-Flatworms. Parasitic. Acoelomates. Tripoblastic. Dorsoventrally flattened- greater S.A to respire by diffusion. Tegument- surficial covering of multicellular organism Parenchyma- loosely arranged mass of fibers and cells Phylum Platyhelminthes- Classes - Correct Answer-Turbellaria. Trematoda. Monogenea. Cestoidea. Digenea - Correct Answer-Subclass to class Trematoda. Parasitize all classes of vertebrates. Develops in at least two hosts. F...

which organ controls the release of bile into the duodenum? A) liver B) gall bladder C) stomach D) pancreas E) more than one of these correct answers E) In order to swallow, the epiglottis must be ____ to prevent the food from entering the ____ A) up; trachea B) down; esophagus C) up; esophagus D) down; trachea correct answers D) Malipighian tubules are the osmoregulatory organ of A) vertebrates B) flatworms C) Earthworms D) insects E) none of these correct answers D) ...

earthworms, sea worms, and leeches segmented worms planarians, flukes, and tapeworms flatworms jellyfish, sea anemones, and hydras coelenterates animals characterized by spiny skin and radial symmetry echinoderms euglenas, amoebas, and paramecia protozoa microscopic multicellular invertebrates named for the rotating appearance of the cilia on their front ends rotifers

USABO 2024 Mass Deck Latest Update 100% Correct Mycorrhizae Symbiotic organisms (aka symbionts) with plants that live on their roots, helping the plant gain nutrients Nerve net A nervous system that moves neural signals in all directions from the stimuli, found in invertebrates like hydra Malpighian tubules Tubes in an insect that help with osmoregulation and excretion; they move waste into the main gut for removal. "Kidneys" of arthropods, they absorb ammonium and convert it i...

protonema (protonemata) - ANSWER a mass of green, branched, one-cell-thick filaments produced by germinating moss spores protonephridium (protonephridia) - ANSWER an excretory system, such as the flame bulb system of flatworms, consisting of a network of tubules lacking internal openings proton-motive force - ANSWER the potential energy stored in the form of a proton electrochemical gradient, generated by the pumping of hydrogen ions (H+) across a biological membrane during chemiosmosis

Hirudin is similar to _______ ~ heparin (used medically) Hirudo medicinalis ~ medicinal leech True or False: All leeches are brown in color. ~ False. Some are brightly colored. bladder worm ~ larval stage of class cestoda (tapeworm) mesenchyme ~ connective tissue of acoelomates (flatworms) Phylum Platyhelminthes Classes (3) ~ Class Turbellaria (flatworms) Class Trematoda (flukes) Class Cestoda (tape worms, parasites) Phylum Cnidaria Classes (3) ~ Class Hydrozoa (hydr...

earthworms, sea worms, and leeches segmented worms planarians, flukes, and tapeworms flatworms jellyfish, sea anemones, and hydras coelenterates animals characterized by spiny skin and radial symmetry echinoderms euglenas, amoebas, and paramecia protozoa microscopic multicellular invertebrates named for the rotating appearance of the cilia on their front ends rotifers

Levels of Animal Organizationkingdom, phylum, class, order, family, genus, species Taxonomyscience of classification Systematicsstudy of the diversity of life and the evolutionary relationships between organisms Example of Taxonomy (Spider)Kingdom- Animalia Phylum- Arthropoda Class- Arachnida Order- Araneae Family- Araneidae Genus- Argiope Species- argentata Common name for spiderGolden orb-web weaver Families always end with..."dae" Order always ends with..."eae" Cellular Level-every...