Porifera - Study guides, Class notes & Summaries

3 domains of the tree of life - Bacteria, Archaea, Eukarya 4 kingdoms of eukarya - Protista, Plantae, Fungi, Animalia arm - use to safely carry the microscope coarse adjustment knob - use to focus at low power ONLY competative inhibition - when molecules similar to a substrate compete for placement on the active site of an enzyme, Vmax is still possible is substrate concentration is high enough Condenser - concentrates the light on the specimen control treatment - a treatment in which you...

Bio 117 exam 2 quiz with 100% correct solutions Which of the following is NOT a characteristic of ALL animals? A. Heterotrophic B. Together, they form a monophyletic group. C. Multicellular organisms D. Cells lacking cell walls. E. All animals have true tissues and organs. - Correct Answer ️️ -All animals have true tissues and organs. Which of the following are characteristics of Phylum Cnidaria? (Select All that Apply) A. Specialized stinging cells B. True Tissues C. Comp...

ASVAB General Science, asvab, asvab general science Test 2024 Mnemonic for classification - ANSWER King Philip Came Over From Germany Soaked 3 unicellular kingdoms - ANSWER archaebacteria, eubacteria, Protista 3 multicellular kingdoms - ANSWER fungi, plantae, animalia Unicellular kingdom that has nucleus and organelles - ANSWER Protista 10 animal phyla - ANSWER porifera, cnidaria, platyhelminthes, nematoda, rotifera, annelida, mollusca, arthropoda, echinodermata, chordate 3 muscle types...

Identify the characteristics that distinguish animals from other types of organisms. - Answer-Multicellular Heterotrophic Motile Reproduce sexually Use aerobic metabolism Lack cell walls Have life cycles that include development from undifferentiated cells Have a variety of body plans Distinguish between asymmetry, radial symmetry, and bilateral symmetry. - Answer-Asymmetry: no particular organization Radial symmetry: Circularly organized. If cut in half vertically, the halves will loo...

Principles of Biology (Biol 198) Exam Questions And Answers (Updated And Verified) _____ is a type of connective tissue and _____ is a type of epithelial tissue. - answerBone; lining of the digestive tract What is the top side of a vertebrate and other bilateral organisms? - answerDorsal side What is the bottom side of a vertebrate and other bilateral organisms? - answerVentral side Germ layer on the outside layer of the body. Forms skin and nervous system (nerves). - answerEctoderm The...

Phylum Porifera (sponges) multicellular organisms without tissues, organs, or body cavity Heterotroph organism that obtains energy from the foods it consumes; also called a consumer Spicules hard spear or star-shaped structures; made of CaCO3 (limestone) or silica (glass) Choanocyte line the gastrovascular cavity & capture food Amoebocyte digest & distribute food Osculum large opening at the top where excess water leaves Spongocoel large central cavity of the sponge

BIO 151 Lab Exam #1 questions and answers Porifera - answer-sponges Cnidaria - answer-jellyfish, corals, sea anemones Platyhelminthes - answer-flatworms, tapeworms, flukes Annelida - answer-Segmented worms, earthworms; anus and mouth; closed circulatory system; nervous system; setae-bristle appendages Mollusca - answer-(snails, clams, squids, octopuses) have a soft body that in many species is protected by a hard shell Arthopoda - answer-Insects: bilaterally symmetric; exoskeleton; segm...

1. Phylum Porifera - Answer-- sponges - loosely organized and lack tissues - multicellular with several types of cells - 8,000 species, mostly marine - no apparent symmetry - adults sessile, larvae free-swimming - water drawn through pores into spongocoel - flows out through osculum - choanocytes line spongocoel - mesohyl between choanocytes and epithelial cells - reproduce sexually and asexually 10. Phylum Nematoda - Answer-- roundwomrs - in nearly all habitats - over 20,000 specie...

Bio 120 - Exam 1 Questions with Correct Answers Graded A+ Synapomorphy A shared derived character or trait state that distinguishes a clade from the other organisms. Analagous Having characteristics that are similar because of convergent evolution, not homology. Homologous Similarity in characteristics resulting from a shared ancestry. Porifera Sponges No true tissues Mostly marine, aquatic Asymmetric 2 germ layers (endoderm and ectoderm) No coelom Sessile

BIO 335: Porifera Test- Questions with 100% Correct Answers