Gastropod - Study guides, Class notes & Summaries

PHYLUM MOLLUSCA CLASS GASTROPODA brown garden snail a. mouthparts and food habits; b. biology and life cycle; c. metamorphosis; d. significance as a pest, natural enemy, or pollinator; e. damage symptoms. *Quarantine or invasive - ANSWER-Family: Helicidae Latin name - Cornu aspera The species is herbivorous and consumes many types of plant matter. It finds its food in fruit trees, herbs, cereals, flowers and bark of trees, but occasionally it adds to its diet organic matter in decomposit...

1. Mantle - A sheath of tissue surrounding the organs of a mollusk, producing the mollusk's shell and performing respiration. 2. Radula - An organ covered with hundreds of small teeth used for scraping food into the mouths of mollusks. 3. Chitin - A derivative of carbohydrates that provides both flexibility and support. 4. Molting - The process of shedding an exoskeleton and replacing it with a new one. 5. Cephalothorax - The anterior part of an arthropod body, consisting of a head and ...

1. Mantle - A sheath of tissue surrounding the organs of a mollusk, producing the mollusk's shell and performing respiration. 2. Radula - An organ covered with hundreds of small teeth used for scraping food into the mouths of mollusks. 3. Chitin - A derivative of carbohydrates that provides both flexibility and support. 4. Molting - The process of shedding an exoskeleton and replacing it with a new one. 5. Cephalothorax - The anterior part of an arthropod body, consisting of a head and ...

WSU Biology 106 Exam 3 Questions Marking Scheme Spongocoel - ANSWER- the large central cavity of sponges. water enters the spongocoel through tiny pores called ostia and it exits through the large opening called the osculum. spongocoel is lined with choanocytes which help to create a current in the water. Spicule - ANSWER- structural elements found in most sponges. They provide structural support and deter predators. Large ones are called megascleres while microscopic ones are ca...

BIOLOGY 1100 epithelial cells - Answer-only class of cells in sponges; differentiate into other cells specialized for specific functions collar cells - Answer-specialized cells; form the inner layer of a sponge; line central cavity; trap and digest food particles spicules - Answer-fibers; make up the skeleton of a sponge excurrent pore - Answer-single, large pore at the top of a sponge ameobocytes - Answer-specialized cells; disperse nutrients to and collect waste from other cells...

BIOL 334 – Final Exam Study Sheet Short Answer 1. A biochemist used an oxygen (O2) electrode to study the rate of O2 consumption by purified, functional mitochondria isolated from skeletal muscle and brown fat tissue of a mammal. Each preparation was separately placed in an aerated solution and maintained at physiological pH and temperature. After adding 5 mM pyruvate to each mitochondrial preparation they noted that O2 uptake by mitochondria from skeletal muscle was completely dependent...

500 TOEFL Words 507 Questions with Verified Answers 2023 Affinity - CORRECT ANSWER a natural attraction or feeling of kinship fledgling - CORRECT ANSWER young and inexperienced hackneyed - CORRECT ANSWER overused, cliched incessant - CORRECT ANSWER never stopping opulence - CORRECT ANSWER wealth as evidenced by sumptuous living proximity - CORRECT ANSWER nearness, closeness sagacious - CORRECT ANSWER having or showing acute mental discernment and keen practical sense; sh...

Test Bank for Introduction To Marine Biology 4th Edition Karleskint. Chapter 1-20, Questions & Answers, 299 Pages. All Answers Are Correct File : Test Bank for Introduction To Marine Biology 4th Edition K 1 Chapter 1—Science and Marine Biology Page : 2 2 Chapter 1—Science and Marine Biology Chapter 1—Science and Marine Biology Chapter 1—Science and Marine Biology . What percentage Page : 3 3 Chapter 1—Science and Marine Biology 6. Knowledge of the ocean Page : 4 4 Chapter 1—Scienc...

Complete notes covering all invertebrate classes and phylum with an emphasis on marine invertebrates. Includes information on physiology, anatomy, evolution, and morphology.