Midterm Review1. A diploid cell replicates its genome during the S phase normally, but it fails to perform mitosis and cytokinesis. The current ploidy of the cell isA. Haploid B. Diploid C. Triploid D. Tetraploid2. Plants cells cannot perform cleavage instead they form a cell plate. This is because plant cellshave aA. Extracellular matrix B. Capsule C. Cell wall D. Sex Pilus3. During what phase of mitosis do the sister chromatids separate?A. Prophase B. Metaphase C. Anaphase D. Telophase4. Most Humans have 46 chromosomes. How many of these would be autosomes?A. 2 B. 23 C. 44 D. 465. What protein prevents the separation of sister chromatids during anaphase I?A. Shieldase B. Cohesin C. Seprase D. Shugosin6. All animals have gametes produced viaA. Mitosis B. Meiosis C. Gametophyte D. Sporophyte7. Archaea have their DNA housed in theA. Nucleus B. Nucleolus C. Nucleosome D. Nucleoid8. Many bacteria have cell walls made ofA. Peptidoglycan B. Cellulose C. Chitin D. Collagen9. What form of horizontal gene transfer involves the incorporation of DNA from the environment into a cell?A. Translocation B. Transformation C. Transduction D. Conjugation10. Cyanobacteria, algae, and land plants all obtain their nutrition via photosynthesis. These organisms are considered to beA.Autotrophs B. Mixotroph C. Heterotrophs D. None of the above11. What subgroup of clade alveolates includes organisms with complex life cycles involving 2 or more hosts such as Plasmodium?A. Dinoflagellates B. Apicomplexans C. Ciliates D. Chromalveolates12. Many algae and all land plants exhibit what kind of alternation of generations?A. Isomorphic B. Homomorphic C. Heteromorphic D. Polymorphic13. Which groups of plants is gametophyte dominant?A. Bryophytes B. Seedless, Vascular C. Gymnosperms D. Angiosperms14. Which of the following is the female gametangium?A. Embryophyte B. Antheridium C. Apical Meristem D. Archegonium15. Which of the following is most closely related to seed plants but is NOT a seed plant?A. Bryophytes B. Gnetophytes C. Lycophytes D.Pterophytes16. Which of the following is NOT a gymnosperm phylum?A. Cycalphyta B. Gnetophyta C. Gingkophyta D. Coniferophyta17. What type of symmetry allows for greater speciation in angiosperms?A. Asymmetry B. Bilateral Symmetry C. Radial Symmetry D. Rotational18. Animals obtain their nutrition by , while fungi obtain nutrition by .A. Photosyntheis, Absorption B. Injestion, AbsorptionC. Absorption, Injestion D. Injestion, Photosynthesis19. Which fungal phylum produces conidia?A. Ascomycota B. Basidiomycota C. Conidiomycota D. Deuteromycota20. What allows a dikaryotic fungus to produce haploid spores?A. Plasmogamy, Karyogamy B. Karyogamy, MitosisC. Karyogamy, Meiosis D. Plasmogamy, Meiosis21. An elephant zygote has a mutation that prevents the formation of beta-catenin in cells. This zygote would be unable to A. perform cleavage B. form the embryonic tissuesC. form a blastula D. perform meiosis22. What organism lacks true tissues?A. Jellyfish B. Planarian C. Sponge D. Round worm23. Which of the following animals has a body cavity completely lined with mesoderm?A. Planarian B. Nematode C. Rotifer D. Clam24. Which of the following has a nucleus?A. Virus B. Bacterium C.Archaean D. Eukaryote25. All the trees on campus would be an example of aA. Population B. CommunityC. Ecosystem D. Landscape26. Which of the following taxonomic categories contains the most organisms?A. Domain B. Population C. Phylum D. Kingdom27. Cnidocytes are found in which of the following classes?A. Cephalapoda B. Calcerea C. Anthozoa D. Polyplacaphora28. Which of the following classes includes organisms with a gastrovascular cavity?A. Turbellaria B. Cephalapoda C. Oligochaeta D. Crustacea29. Torsion is found in what class of mollusks?A. Polyplacaphora B. Gastropoda C. Bivalvia D. Cephalapoda30. Which phylum includes diploblastic organisms?A. Silicea B. Cnidaria C. Annelida D. Arthropoda31. Which of the following animals reproduces almost exclusively through parthenogenesis?A. Rotifers B. Star fish C. Tapeworms D. Spiders32. What Arthropod subphylum includes the insects?A. Cheliceraformes B. Myriapoda C. Hexapoda D. Crustacea33. What class of phylum Mollusca has organisms with a closed circulatory system?A. Polyplacaphora B. Gastropoda C. Bivalvia D. Cephalapoda34. Chitin is a common protein in Arthropods as well as A. Bacteria B. Fungi C. Plants D. Echinoderms35. Which of the following is NOT a trait found exhibited by all chordates?A. Gills B. Notochord C. Dorsal, hollow nerve chord D. Post-anal tail36. All Chordates are A. Echinoderms B. Protostomes C. Deuterostomes D.Vertebrates37. Placental mammals have embryonic development.A. Oviparous B. Viviparous C. Ovoviviparous D. Ovoparous38. Which of the following chordates exhibits the most extensive cephalization?A. Craniates B. Urochordates C. Cephalachordates D. Echinoderms39. Which amphibian class contains the caecilians?A. Anura B. Urodela C. Apoda D. Chondricthyes40. What allowed tetrapods to break the tie to water?A. Amniotic Egg B. Lungs C. Legs D. An exoskeleton41. Which group of mammals is oviparous?A. Monotremes B. Marsupials C. Placental Mammals D. All
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