Deuterostome - Study guides, Class notes & Summaries

Be familiar with the common characteristics of animals. - - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist in extensive extracellular matrix - unique cell junctions What type of life cycle do all animals show? - gametic What is the most likely ancestor of animals? - choanoflagellates What are the 3 major featu...

Characteristics of an Animal - Answer- heterotroph (eat other organisms for food), multicellular (no cell wall, eukaryotic), motility/movement, *neurons/muscle cells (except sponges) Surface Area to Volume Ratio - Answer- limits the size of cells, as surface area increases volume decreases Importance of Surface Area - Answer- determines rate at which nutrients diffuse across a membrane into a cell and rate at which waste products diffuse out of cells Techniques Animals use to Increase S...

Biological Science 7th Edition by Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Greg Podgorski , Emily Taylor, Jeff Carmichael - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-53) Included and Updated for 2023 #BiologicalScience7thEd #MolecularOriginOfLife #CellStructureAndFunction #GeneStructureAndExpression #EvolutionaryPatterns #DiversificationOfLife #HowPlantsWork #HowAnimalsWork #Ecology #ChemicalBasisOfLife #CellularRespiration #GenesAndDevelopme...

Biological Science 7th Edition by Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Greg Podgorski , Emily Taylor, Jeff Carmichael - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-53) Included and Updated for 2023 #BiologicalScience7thEd #MolecularOriginOfLife #CellStructureAndFunction #GeneStructureAndExpression #EvolutionaryPatterns #DiversificationOfLife #HowPlantsWork #HowAnimalsWork #Ecology #ChemicalBasisOfLife #CellularRespiration #GenesAndDevelopme...

Be familiar with the common characteristics of animals. - - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist in extensive extracellular matrix - unique cell junctions What type of life cycle do all animals show? - gametic What is the most likely ancestor of animals? - choanoflagellates What are the 3 majo...

TAMU Biology 112 Lab Practical 2 Exam Questions and Answers 100% Pass Phylum Porifera - Answer- No true tissues Asymmetrical symmetry Taxa: -Silicea (glass sponges) -Calcarea (rest of sponges) Osculum - Answer- Water exit in sponges Spicules - Answer- -Skeletal components of sponges made of silica, calcite or spongin -Produced by amoebocytes Choanocytes - Answer- Spong's filter-feeding cells Phylum Cnidaria - Answer- Diploblastic Radially symmetrical Cnidocytes Classes: -Anthozoa...

Be familiar with the common characteristics of animals. - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist in extensive extracellular matrix - unique cell junctions What type of life cycle do all animals show? gametic What is the most likely ancestor of animals? choanoflagellates What are the 3 major feat...

DAT Natural Sciences Practice Exam Questions With Verified Answers. What does the endodermis do? - answerregulates passage of substances from the soil into the vascular cylinder What is allelopathy? - answerthe chemical inhibition of one plant (or other organism) by another, due to the release into the environment of substances acting as germination or growth inhibitors. What is intraspecific competition? - answercompetition between members of the same species What is a deuterostome? - ...

1. The last common ancestor of all animals was probably a ________. A) unicellular chytrid B) unicellular yeast C) multicellular algae D) multicellular fungus E) flagellated protist E) flagellated protist 1. What synapomorphy distinguishes animals as a monophyletic group, distinct from choanoflagellates? A) Sexual reproduction B) Heterotrophy C) Multicellularity D) No cell walls C) Multicellularity 1. The evolution of animal species has been prolific. Much of this diversity is a result of the ...

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. 2 True Tissues C. Complete digestive system D. Nerve Net Correct ...