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76 terms

Test Three

STUDY
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Organisms that have most of their DNA contained in a membrane - bound nucleus are called
Eukaryotes
Whic of the following statements is not true regarding protists as described in class
They are a monphyletic kingdom of life
The ancestor of all animals was very likely the ancestor of the extant potist named
Choanoflagellate
Which of the following is not related to protists contribution to the overall ecology of earth
Protists are important in nitrogen fixation
The term algae
Is a descriptive term for any photosynthetic, aquatic protist, unicellular, colonial, or mulicellular
Which of the following statements does not relate to the Alveolata protist group Dino flagellate
They are all Heterotrophic
Which of the following statements does not relate to the Excavata protist group euglenoid
They are all heterotrophic
Which of the following statements does not relate to stramenopile mainly protist group diatom
They are all heterotrophic
The archaeplastidae (pantae) contains all the land plants; which statement is ot true regarding them
They are all mulicellular
THe unikona group amebozoa are a sister group to ____ and contain ___
The fungi and animals. true amoebos and slime molds
The rhizaria group contains foraminiferans and radiolarians; which statement is not true about these
They are all autotrophs
The ciliates are a monophyletic group of protists; which statement is not true about thes
They are all autotrophs
The apixomplexans are another monophyletic protist group; which statement is not true about them
They are all autotrophs
Land plants are incredibly important to the Earth's ecologyl; what do they not contribute
They provid additional nitrogen to the atmosphere beyond that phytoplankton
Higher plant " alernation of generations" means that higher plants have a
Conspicuous diploid sporophyte generation and inconspicuous haploid gametophyte generation
In all plants
A haploid gametophyte produces gametes by mitosis
Key innovations that enable advanced land plants to inhabit terrestrial environments do not include
Flagellated reproductive spores
Which of the following groups of plants is not a land plant, that is an Embryophyte
The charales
Which of the following statements does not relate to the Bryophytes as defined by your author
They have true roots and leaves
Which is not true about the seedless, vascular plants, i.e. Polypodiopsida and Lycopodiopsida
They can sexually reproduce in the absence of free surface water
Key evolutionary innovations of the gymnosperms that allowed them to live in drier conditions include
The pollen grain and the seed
Which of the following plants is not a Gymonsperm
Ferns
Which of the following is not a characteristic of the conifers ( pinophyta)
They only exist in the form of trees
The key evolutinary innovation of the Angiosperms, which the gymnosperms do not share are
the fruit and the flower
Angiosperms are a monophyletic clade consitisting of several sub- clades; the two main sub clades are
The monocotyledons and eudicotyledons
A flowers main function is _____, and a fruit's are ______
Pollination, protection and dispersal of the seed
All fungi are members of the Unikonat clade; they are a sister group to all of the
Animals including the Choanoflagellates
Perhaps the most important overall role of fungi in the ecology of the earth is
decompostion
Important characteristics of fungi do not include
They store sugar as starch
The individual microscopic filaments that make up most of a multicellular fungus are
Hyphae
The microscopic strands from question # 32 aggregate together to form visible strands; these are
Mycelium
Microsopic sexaul reproductive cells produced by most fungi are called
spores
Fungi that make a thick walled diploid zygospore (from greek zygon for yoke) from the union of the two hypahe; and that include the black bread mod are called
zygomycetes
The individual microscopic filaments that make up most of a mulicellular fungus are
hyphae
The microsopic strand from question #32 aggregate together to form visible strands; these are
Mycellium
Microscopic sexual reproductive cells produced by most fungi are called
spores
Fungi that make a thick walled diploid zygospore (from greek zygon for yoke) from the union of two hypahe: and that include the black bread mold are called
Zygomycetes
The largest group of fungi, which includes yeasts, penicillin mold, ergot, and Neuropsora, and truffles and morels; and that all produce sexual spores in characterisic sacs ( ascos) are called
Ascomycetes
Fungi that include all the mushrooms, toadstools, puffballs, and wood brackets; and that erelease sexual spores from club-shaped structures are called
Basidiomycetes
Saccharomyces is a fungi that is used by humans to produce
Bread, beer, and wine
A symbiotic relationship between plant roots and fungi that increase root surface area for absorption is
Micorrhizae
A dual organism consisting of a mutualism between fungi and algae (or cyanobacteria ) is a
Lichen
The term invertebrate is
A descriptive term which is not a monphyletic clade, for all true animals that do not have a spine
The Eumetazoans are the true animas which characteristic below do they not all share
Some of the are autotrophs
A bauplan (body plan) in which andy plane lenght wish through teh body divides it into mirror images is
Radial symmetry
Developmental aspects of bauplan do not include which of the folowingterms and concepts
Gastrula tissue differentiation into endoderm, and at least one other tissue
Key "bauplan" innovations in the animals do not include which of the following
Only a few are segmented to add flexibility and potential specialization
Sponges are in the clade(phylum) Porifera; which of the following is not one of their characteristics
They have true tissues
The most basal Eumetazoan clade (phylum) is Cnidaria; which of the following is not true about them
They all have bilateral symmety at all points in their life cycle, i.e. both as larva and as an adult
The flatworms are in the clade (phylum) Platyhelminthes; which of the following is not true about them
They have a complete digestive tract
Snails, oysters, clams,octopi, and squid are all in one clade (phylum), which is not true about them
THeir visceral mass contains an incomplete digestive tract
Leeches and earthworms, segmented worms with complete digestive tracts, belong to the clade (phylum)
Annelida
Caenorhabditis elegans, pinworms, and hookworms, i.e. roundworms, all belong to the clade
nematoda
The largest clade of animals including all the insects, crustaceans, and arachnids, all with exoskeletons containing chitin, is named
Arthropoda
Within the insects, which clade (order) contians all the beetles ( the largest clade of insects)
Coleoptera
The Echinodermata have spiny exteral surfaces; which following statement is not true about them
They all have radial symmetry at all points in their life cycle, i.e. both as a larva and as an adult
Definitive characteristic of all chordates do not include which of the following
They are all protostomes
Chordates that have a spine, either made of cartilage or bone, are called
Vertebrates
What clade is Amphioxus ( lancelet) in? ( This clade is probably ancestral to the first vertebrate.)
Chephalochordates
The single most important, key innovation that allowed for the evolution of reptiles on dry land is
The amnion
Animals that maintains their body temperature using heat generated from their own metabolism are
Endotherms
Slimy, eel like (not a true eel) scavenger animals that are a Craniata, but are not a verterbrate, are the
Hagfishes
Ray- finned fishes (actinopterygii) are a true clade; which of the following is not an actinopterygii
coelocanth
The earliest Tetrapod clade to evolve from an ancestal Sarcopterygian lobe- finned fish is the
Amphibian
Reptiles are a polyphyletic group containg the Anapsids, which are _____ and the diapsids, which include _____
The turtles and tortoises ( testudines) ; the lizards, snakes, crocodillians, and birds
Key evolutionary innovations that most birds have, mainly for flight, do not include which of the following
Ectothermy
Which of the following animals are birds more closely related to
The theropod dinosaur Velociraptor
Mammalian adaptive radiation ( and Actinopterygian) was/has been most profoundly influenced by
The K/T Boundary
Key mammalian evolutionaory innovations do not include which of the following
A six chamberd heart
Mammals that laly eggs, and that include the platypus and echidna,vare in the clade
monotreme
the lagomorphs ( rabbits, hares, pikas) relatives in the mammalian Tree of life are
Rodentia ( mice, rats, squirrles, gophers, porcupines, beavers,etc
Artiodactyls (eventoes hoofed mamals, including deer, cow, hippos) closest extant relatives are
The cetacea (whales, porpoises, and dolphins)
If a virus enters the host cell, immediately replicates, which causes the host cell to lyse ( burst), it is called
a lytic infection
Which of the following statements is not true about human immunodeficiency virus (HIV)
It uses revers transcriptase to produce DNA in its host form an RNA viral genome
The best weapon against viral infection is
Antibiotics
Prions are very strange; which of the following statements is nto true regarding them
Diseases associated with prions include Kuru, Creautzfeldt-Jakob, and mad-cow