Spicules Study guides, Class notes & Summaries

Biology Lab 1106 Baylor University Exam 3 QUESTIONS AND VERIFIED ANSWERS 2023. 1. Phylum Porifera (sponges): asymmetrical lack true tissues have unique cells called CHOANOCYTES (flagellated cells that will draw in water and filter food particles) Genus: Grantia, Spongia, Euplectella 2. Phylum Porifera Genus Grantia: isolated spicules walls of sponges contain amoebocytes and crystallized structures called spicules incurrent canals and flagellated canals 3. Phylum Porifera Genus Spon...

asconoid sponges - ANSWER-have a simple vase-like structure with a single osculum, limited in size because an increase in volume without a corresponding increase in surface area of choanocytes ( make up majority of sponges) syconoid sponge - ANSWER-Tubular body and a single osculum, the choanocyte layer is folded back and forth to make canals leuconoid sponges - ANSWER-more complex design, no real atrium, several small flagellated chambers instead in which choanocytes are, most adaptive an...

Abeka - Biology: God's Living Creation Test 11 (Revised) Questions and Answers 100% Pass What group includes snails, slugs, conchs, and nudibrancks? - Correct Answer ️️ - Gastropods What sessile animals are characterized by spicules, incurrent pores, an osculum, and no nervous system? - Correct Answer ️️ -Sponges What molecules make up the cell membrane? - Correct Answer ️️ -Phospholipids In what process does a cell engulf a solid particle by surrounding it with the cell me...

Arthropods CORRECT ANSWER Phyla with greatest amount of diversity with 85% of animal spp 700 million years ago CORRECT ANSWER When the first animals originated Porifera (sponges) CORRECT ANSWER Phyla with no tissues, muscles, nerves, or specialized organs Choanocytes CORRECT ANSWER Flow of water and food acquisition in sponges Amoebocytes CORRECT ANSWER Found in sponges, these cells are mobile and perform numerous functions, including reproduction, transport of food particles to nonf...

Astronomy Chapter 7 quiz Question and answers 100% correct 2024 Astronomy Chapter 7 quiz The sun rotates on its axis... - correct answer Differentially The state of matter the sun is... - correct answer Gas It takes light how long to get to earth? - correct answer 8 minutes The gas toward the center of the sun is hotter and more ____ - correct answer Dense Which layer experiences "limb darkening?" - correct answer Photosphere The majority of the visible light comes from thi...

Astro 7 Sunspots - correct answer Relatively dark spots on the sun that contain intense magnetic fields Granulation - correct answer The fine structure of bright grains covering the suns surface Convection - correct answer Circulation in a fluid driven by heat Super granules - correct answer Very large convective features in the suns surface Filter gram - correct answer A photograph taken in the light of a specific region of the spectrum Spicules - correct answer Small, flamelike...

ESSENTIALS OF ORAL HISTOLOGY AND EMBRYOLOGY 5TH EDITION CHIEGO TEST BANK COMPLETE ALL CHAPTERS 2024/2024 GRADED A. Mitochondria produce which chemical for intracellular energy? a. ADP b. ATP c. RNA d. DNA ANS: B Feedback A Mitochondria generate energy through ATP, not ADP, production. B Correct. Mitochondria produce energy via ATP. C Mitochondria generate energy through ATP, not RNA, production. D Mitochondria generate energy through ATP, not DNA, production. DIF: Recall REF: pp. 2-3 ...

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

As astronomers have learned more about the structure of the Sun, they found that it - Answer- is made entirely of hot gas. You are out on the beach, enjoying the warm sunshine with friends. As you glance (briefly we hope) up at the Sun, the part of the Sun that you can see directly is called its - Answer- photosphere. How do astronomers know the composition of the outer layers of the Sun? - Answer- We take an absorption line spectrum of the Sun. these absorption lines tell us what ...

INBDE Oral Surgery Exam Questions and Answers Latest Updated 2024/2025 | 100% Correct. Should Questionable Teeth be extracted Before or After Radiation Therapy? - Answer BEFORE to prevent Osteoradionecrosis Contraindications for Extraction - Answer 1. Unstable Diabetes 2. End Stage Renal Disease 3. Unstable Angina 4. Leukemia and Lymphoma 5. Hemophilia or Platelet Disorder 6. Head and Neck Radiation (Requires HYPERBARIC OXYGEN Before and After) 7. IV Bisphosphonates 8. Periocoronitis W...