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42 Cards in this Set
- Front
- Back
Which of the following is true regarding zygomycota |
They possess dikaryotic hyphae |
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Which of the following are found in the ascomycota |
Dikaryotic hyphae and monokaryotic hyphae |
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Lichens |
Are a combination of a fungus and an algae or cyanobacterium |
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The evolution of a coelom allows for |
The development of a larger and longer digestive track and the expansion of gonads C and D are correct |
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Bilateral organization is associated with which of the following |
Cephalization and tripoblasty Both A and B are correct |
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The Chinese liver fluke require which of the following host |
Human, fish, and snail A, B, and C are correct |
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A floating proboscis within the rhynchocoel (which may in fact be a true coelomic cavity) is characteristic of the: |
Nemertea |
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The digestive system in the cestoda is: |
Absent |
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Paired ocelli, an incomplete gut, protonephridia, royal ganglion+ central nerve cords, dorsoventral flattening is characteristic of the |
Platyhelminthes |
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A biologist discovered a new animal. Upon studying embryonic development, she observed a radical cleavage with the blastopore developing into an anus. This animal was categorized as a |
Deuterostome |
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Which phylum of marine animals possess radical symmetry |
Ctenophora and echinodermaya Both B and C are correct |
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Bilateral symmetry in animals |
Confers anterior and posterior ends of the body Allows for greater efficiency in movement Creates a body design of two mirror images Allows for efficiency in seeking food and mates All of the above are correct |
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Sponges are unique in possessing special flagellated cells who's beating drives water through the body cavity. These specialized calls are known as |
Spicules |
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Radically symmetrical marine animals that propel themselves through water by means of 8 comb-like plates of fused cilia belong to the phylum |
Ctenophora |
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Most species of tapeworms live in the |
Intestines of vertebrates |
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Which of the following is not one of the key transitions in body design that are responsible for most of the differences among major animal phyla |
Nonmoving to moving bodies |
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Sponges exhibit all of the following general characteristics except |
Three cell layers, ectodern, endoderm and mesodern |
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Which of the following segments are most likely present in the feces of an individual |
Mature proglottid |
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Which of the following organisms possesses a nervous system |
Jellyfish and sea walnut (ctenophoran) |
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The vase-like body of a simple sponge is likely to contain all of the following materials or layers except |
A digestive cavity lined with enzyme-secreting cells. |
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All of the following are true about cnidarians except |
Their bodies are made up of distinct organs. |
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Schistosome worms can enter their final host (humans) through which mechanism |
Burrowing through the skin |
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A U-shaped feeding apparatus lined with cilia is characteristic of which of the following phyla |
Ectoprocta, phorinida, Bachiopoda A, B and C are correct |
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Phylum platyhelminthes is characterized by all of the following except |
Possess an excretory system |
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Flatworms are similar to sponges, cnidarians and ctenophores in which of the following |
Contain an incomplete gut with only one opening |
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Flukes are parasitic worms whose host during the larval stages are usually |
Snails |
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This parasite develops from eggs in the intestine, matures in the lungs, and finally is swallowed back into the intestine where they reach adulthood. |
Ascatis lumbricoides |
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Radula modification allowed all of the following functions in gastropods except |
Protecting themselves with menatocyst |
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Which of the following are not found in a bivalve |
Tentacle, radula, and distinctive head |
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Annelids posses all of the following except |
Adductor muscles |
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Each segment of an annelids typically contains bristles of chitin called |
Setae |
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A distinctive feature of polychaete worms, the parapodia, are used for all of the following except |
Serving as gonads |
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This mollusc possesses the ability to regulate its buoyancy by adjusting the volume |
Nautilus |
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Why is it more difficult to treat fungal infections than bacterial infections in humans |
Fungal and animal cells and proteins are similar. Thus, drugs that disrupt fungal cell or protein function may also disrupt human cell or protein function |
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Why was Darwin and Wallace's theory or evolution by natural selection revolutionary? |
It dismissed the idea that species are constant and emphasized the importance of variation and change in populations |
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Who proposed that organisms could be organized into a great chain of being |
Aristotle |
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The Irish "elk" described by George's curvier suggest that _______ |
Organisms could go extinct |
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Gill pouches in chick, human, and house-cat embryos are an example of |
Developmental homology |
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Parasitic species tend to have simple morphologies. Which of the following statements best explains this observation |
Simple morphologies have been naturally selected for in most parasites. |
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Which of the following would he useful in creating phylogenetic tree of a taxon? |
Gene flow |
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Which of the following would be useful in creating a phylogenetic tree of a taxon |
Morphological data from fossil species Genetic sequences from living species Behavioral data from living species All of the above are correct |
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Your professor wants you to construct a phylogenetic tree of orchids. He gives you tissue from seven orchids species and one lily. What is the most likely reason he gave you the lily? |
To serve as an outgroup |