Rutgers Gen Bio 116 Exam 1 Questions With Correct Answers

Sister taxon of animals {Ans: choanoflagellates}phylum rotifera {Ans: Freshwater/ marine, damp soil Corona- crown of cilia at anterior end pseudocoelomates}Gastrulation {Ans: inward folding of blastula}Early embryonic development in animals {Ans: 1. zygote 2. goes through cleavage 3. goes through blastulation to become a blastula 4. goes through gastrulation 5. makes gastrula}Glomeromycetes {Ans: Form mycorrhizae with plant roots}ALL Animals shared derived traits {Ans: 1. Heterotrophic 2. Multicellular 3. Extracellular matrix 4. No cell walls 5.Differentiated cells 6. Diploid dominant}Rhizaria shared derived trait {Ans: Often have protective shells of calcium or silica}Major Mollusk Clades {Ans: gastropods, bivalves, cephalopods}Hyphae {Ans: Long, branched, thread-like filaments Basic building blocks of fungus body Elongate to expand to new food source}Deuterostomes are {Ans: monophyletic, derived}Ectoderm {Ans: outermost germ layer; produces sense organs, nerves, and outer layer of skin}Ecdysozoa shared derived traits {Ans: Entirely invertebrates go through ecdysis}Amoebozoans shared derived trait {Ans: blob shape}Phylum Platyhelminthes {Ans: Dorsoventrally flattened acoelomate free living or parasitic}6 Eukaryotic Supergroups {Ans: Chromalveolata Excavata Opisthokonta Rhizaria Amoebozoa Archaeplastida}Choanoflagellates {Ans: flagellated unicellular eukaryotes}deuterostomia derived traits {Ans: deuterostome development}2 developmental modes animals {Ans: Protostome Deuterostome}Asexual reproduction of fungi