Groups of cnidaria - Study guides, Revision notes & Summaries

Analogies Correct Answer-Characters that can evolve more than once in separate groups by convergent evolution Homologies Correct Answer-Characters that are similar due to common ancestry Poriferans Correct Answer-The phylum that is made up of sponges Cnidarians Correct Answer-The phylum that contains jellyfish and sea anemones Radial symmetry Correct Answer-Organisms who's bodies have an axis that runs from mouth to base with many planes of symmetry through this axis; usually organi...

TAMU BIOLOGY 112 EXAM 3 QUESTIONS AND ANSWERS ALREADY PASSED Select the TRUE statement about animal development: A.) Deuterostome development is indeterminate. B.) Mesoderm in protostomes arises as outpocketings of the primitive gut. C.) Radial cleavage is characteristic of protostome development. D) In deuterostomes, the blastopore ultimately becomes the mouth of the adult. E) All of the above are true. Deuterostome development is indeterminate. During embryogenesis o...

TAMU BIOLOGY 112 EXAM #3 Questions and Answers 100% Pass Select the TRUE statement about animal development: A.) Deuterostome development is indeterminate. B.) Mesoderm in protostomes arises as outpocketings of the primitive gut. C.) Radial cleavage is characteristic of protostome development. D) In deuterostomes, the blastopore ultimately becomes the mouth of the adult. E) All of the above are true. - Answer- Deuterostome development is indeterminate. During embryogenesis of diploblasti...

TAMU BIOLOGY 112 EXAM #3 Questions and Answers 100% Pass Select the TRUE statement about animal development: A.) Deuterostome development is indeterminate. B.) Mesoderm in protostomes arises as outpocketings of the primitive gut. C.) Radial cleavage is characteristic of protostome development. D) In deuterostomes, the blastopore ultimately becomes the mouth of the adult. E) All of the above are true. - Answer- Deuterostome development is indeterminate. During embryogenesis of diploblasti...

BIO 172 UH Manoa Exam 2 Latest Update Graded A+ Animals Multicellular eukaryotes Heterotrophs: Ingest their food Lack Cell Walls Body held together by structural proteins Collagen Make up connective tissues (fibers) Flexible and high tensile (stretching) Skin Dense irregular arrangement of collagen Ligament Collagen arranged in sheets (Connects Bones) Tendon Cable-like arrangement of collagen (Connects muscle to bone) Zygote Fertilized egg (Sperm+Egg=Zygote) Undergoe...

which are not cephalized mussels, clams, Hemimetabolous (of an insect with aquatic young) undergoing incomplete metamorphosis in which the young does not resemble the adult holometabolus dramatic change Cnidaria cnidocytes, radial symetry, incomplete gut, sting, anemonies, jellies, monophyletic ALL descendants came from one common ancestor paraphyletic Pertaining to a group of taxa that consists of a common ancestor and some, but not all, of its descend...

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...

TAMU BIOLOGY 112 EXAM #3 Questions and Answers 100% Pass Select the TRUE statement about animal development: A.) Deuterostome development is indeterminate. B.) Mesoderm in protostomes arises as outpocketings of the primitive gut. C.) Radial cleavage is characteristic of protostome development. D) In deuterostomes, the blastopore ultimately becomes the mouth of the adult. E) All of the above are true. - Answer- Deuterostome development is indeterminate. During embryogenesis of diploblasti...

Phylum Porifera Characteristics Answer- - sponges - considered the basal animal - sessile animals - lack true tissues -filter feeders -hermaphrodites phylum Cnidaria characteristics Answer- - have true tissues -gastrovascular cavity -ring of tentacles with cnidocytes to capture prey - polys and medusa phylum Platyhelminthes Answer- flatworms -dorsoventrally flattened bodies - Flat shape increases surface area for nutrient, gas, and waste exchange - Found in marine, freshwater, ...

Mollusca, Arthropoda, Chordata, Echinodermata, Cnidaria, Porifera correct answers Phyla found in the rocky intertidal By size: macrofauna are larger than 1mm and meifauna are less than 1mm correct answers How do scientists define macrofauna and meiofauna? Chlorophyta (green), rhodophyta (reds), phaeophyta (browns - fucoids and kelps) correct answers The 3 different divisions of macroalgae found on rocky shores Primary producers (micro and macroalgae), grazers (limpets, periwinkles, urch...