Diploblastic - Study guides, Class notes & Summaries

What was one of the innovations of the Reptilia? A) Being able to live outside of water. B) Producing a waterproof egg. C) Powered flight. D) Producing a spinal cord. E) Producing pharyngeal gill slits. B) Producing a waterproof egg. Which of the following statements about mammals is most accurate? A) Mammals were the first to evolve a post-anal tail. B) The Monotremes are egg-laying mammals. C) Among the Chordata, mammals are the only ones to not have pharyngeal gill slits. D) All mammals are ...

USABO Biosystematics Final Exam Questions 2024. Calcarea, Silicea (sponges) - ANSWER Lack true tissues; have choanocytes (collar cells-flagellated cells that ingest bacteria and tiny food particles) Cnidaria (hydras, jellies, sea anemones, corals) - ANSWER Unique stinging structures (nematocysts) housed in special cells (cnidocytes); diploblastic, radially symmetrical, gastrovascular cavity Plathyhelminthes - ANSWER Dorsoventrally flattened, unsegmented acoelomates; gastrovascular cavity ...

BIOL 181 EXAM 3 QUIZ 2024 A + graded 100% verified Diploblastic - answerhaving two germ layers; ectoderm and endoderm Triploblastic - answerhas three germ layers: the ectoderm, endoderm, and mesoderm. spiral vs radial cleavage - answerIn spiral cleavage, the division planes are not at 90 degree angles, resulting in blastomeres that are not aligned directly over or beside one another. Radial Cleavage: occurs such that the resulting daughter cells are located exactly on top of one another. ...

Grantia Characteristics - Eukaryotic Heterotrophic Multicellular Grantia Classification - Domain: Eukarya Kingdom: Animalia Subkingdom: Parazoa Phylum Porifera Common Name: Sponge Grantia Habitat - -Coastline of the North Atlantic -Intertidal regions Grantia Energy/Food Source - -Spongocoel - internal cavity lined with flagellated cells - beating of flagella draws water, fine organic particles & tiny organisms (bacteria) into the spongocoel through tiny pores of the body wall -Food ...

Hox genes - control the expression of genes that influence animal morphology (sponges are simple animals that do not have Hox genes) acoelmates - triploblastic animals without a coelom, their bodies are solid and have no cavity. Ancestors of animals... - diverged from ancient fungi, between 675 million and 800 million years ago, believed to be a suspension feeder similar to Choanoflagellates Animals are.. - -multicellular (without cell walls) -heterotropic -develop from embryonic layers ...

BIOLOGY 1108 Final Exam Questions and Answers Latest Updated 2024 (Graded A+) Alpine - Correct Answers Similar to Tundra, Lacks permafrost, Budding - Correct Answers Form of asexual reproduction in which a bud/protrusion forms on an organism and eventually breaks off to form a new organism that is smaller than its parent. Fragmentation - Correct Answers A type of asexual reproduction in which one organism is broken into pieces, each of which develops into a new individual Parthenogenesis...

USABO Biosystematics Final Exam Questions With Correct Answers 2024. Calcarea, Silicea (sponges) - ANSWER Lack true tissues; have choanocytes (collar cells-flagellated cells that ingest bacteria and tiny food particles) Cnidaria (hydras, jellies, sea anemones, corals) - ANSWER Unique stinging structures (nematocysts) housed in special cells (cnidocytes); diploblastic, radially symmetrical, gastrovascular cavity Plathyhelminthes - ANSWER Dorsoventrally flattened, unsegmented acoelomates; ...

Monocytes - correct answer agranular leukocyte, circulates 2-8%, differentiates into macrophages or dendritic cells Macrophages - correct answer agranular leukocyte, does not circulate, phagocyte, antigen presenting cell, clean up after infection and create pus Mast Cells - correct answer granular leukocyte, does not circulate, releases chemicals such...

What happens after the hormone is released? - ANS change in activity occurs in the responder cell What happens in transduction? - ANS second messengers produced in cytoplasm What light response has non-directional development? - ANS photomorphogenesis What chemical signal is used to cause the bending of the plants toward a light source? - ANS auxin What takes ionized auxin out of the cell? - ANS carrier protein What activates expansions...

How do animals obtain nutrients?  Using directed movement to find food. Then ingest prey and digest it with their bodies. What are the traits that make animals unique (i.e., that are not seen in other organisms)?  Muscle and Nervous Cells What organism is the evolutionary ancestor of animals, and what evidence do we have for this relationship?  Choanoflagellates. They are identical to "collar cells" in sponges, which is the basal group of animals. What phylum is the...