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72 Cards in this Set
- Front
- Back
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Which animals have a cylindrical body that is tapered at both ends? |
Heartworms |
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A(n) ___________ is an example of a mollusc that doesn't have a shell. |
cuttlefish & sea slug |
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What Phylum is characterized by stinging cells used for defense and capturing prey? |
Cnidaria |
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How do sponges differ from all other animals? |
they lack true tissues |
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Which of the following is a defining characteristic of animals that distinguishes them from other eukaryotes? |
ingest food/no cell walls |
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What animals have compound eyes? |
all the above |
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Mollusc Classes are divided by the shape and function of what? |
foot |
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Flatworms are similar to gastropods in that both ___________. |
are bilaterally symmetrical |
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Which class is the largest group of anthropods? |
Insecta |
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All organisms with bilateral symmetry also have _________. |
sense organs |
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Gymnosperms and angiosperms share multiple similarities. Which of the following is NOT a shared feature of angiosperms and gymnosperms? |
Both produce flowers |
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In ________ the gametophyte is more obvious than the sporophyte. |
Mosses |
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Gametophytes are _____; sporophytes are _____. |
haploid; diploid |
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_________ are seedless vascular plants. |
coniferophyta |
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After plant gametes fuse, they undergo mitosis to produce the
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sporophyte |
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Which of the following is a component of the female structure of a flowering plant? |
Stigma |
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Nutritionally, all fungi are ___________ |
Heterotrophs that acquire their nutrients by absorption |
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A florist places a cut white carnation flower into a glass in which red food coloring has been dissolved in water. The red color travels up into the flower and onto the petals. The color is most likely moving through |
the xylem |
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Like plants, fungi have cells walls. However, in plants they are made of _________, whereas in fungi they are made of ___________. |
cellulose, chitin |
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Which of the following plant divisions is considered an evolutionary dead end? |
Bryophyta |
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Evolution |
all of the above |
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Which of the following is true regarding natural selection? |
results in selection of a phenotype more suited to the enviroment |
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Which of the following does NOT represent one of Darwin's contributions to the field of evolution? |
survival of the fittest |
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Evolution is |
strongly supported by multiple lines of scientific evidence |
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Which of the following is true regarding radiometric dating? |
It uses half life of isotopes to measure age of a fossil |
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Two fossils are found in a hillside. Fossil A was found in an upper layer and fossil B was found in a lower layer. Which of the following statements is true? |
B is older than A |
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The fact that small, non-functioning hind legs are found in the skeletons of snakes suggests that snakes |
evolved from organisms with legs |
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pangea is |
none of the above |
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Whales and hippos share a high percentage of DNA. This indicates that |
Whales and hippos are closely related |
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Human and fish embryos share a number of features. Why? |
They share a common ancestor |
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At which point during the mitotic cell cycle above would you find haploid cells? |
none of the above |
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Which of the following tissue types has cells with the shortest lifespan? |
retina |
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If a fish has 18 chromosome pairs in somatic cells, how many chromosomes would be present in each of its gametes? |
18 |
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If you compare a sperm cell in a human to a skin cell from the same individual, which of the following differences would you expect to find? |
The sperm cell would contain only one allele for a give gene; the skin cell would contain two alleles |
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Which of the following is false regarding sex determination in animals? |
There is always a genetic basis for sex determination |
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Recessive alleles can be expressed in a F2 phenotype when |
A and B |
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Which of the following would make a cell fail the G1 checkpoint? |
the cells lacks necessary nutrients |
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Isotope |
form of an element with extra neutrons |
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Whales an humans have the same forelimb bones. This is an example of... |
homologous characteristics |
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Kangaroos are found only in Australia; these organisms.... |
have a narrow biogeography |
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An example of evolution that can be readily observed is... |
increased resistance of bacteria to antibiotics |
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Phylogeny |
evolutionary relationships among groups of organisms |
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Taxonomy |
naming of organisms based on phylogeny |
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Classification |
arranging organisms into groups of increasing relatedness |
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Which of the following are differences between prokaryotes and eukaryotes? |
A and C |
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What is one similarity between fungus and plants? |
they both have cell walls |
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At which level of classification do organisms share the highest number of characteristics? |
Genus |
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Which of the following levels has the greatest number of organisms? |
Domain |
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Which of the following characteristics is shared by all protists? |
none of the above |
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What kind of metabolic process is photosynthesis? |
anabolic |
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gymnosperms |
produce seeds, but not fruit |
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angiosperms |
produce fruit with seeds (flowering plants) |
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example of non-vascular plant |
mosses |
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example of gymnospern |
pine tree (conifer) |
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example of angiosperm |
lillies, tomato plants, apple trees (anthophyta) |
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Plants that evolve vascular tissue are more advanced that plants without vascular tissue. One of the consequences is that vascular tissue enabled plants to |
grow taller |
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Kingdom animalia characteristics |
eukaryotic, multicellular, heterotrophic, lack cell walls, diploid & sexual reproduction |
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Tissue |
group of specialized cells that carry out a common function |
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Phylum Cnidaria |
ALL aquatic or marine life |
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Class Cestoda |
all parasitic |
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The mobile body form of cnidarian is a |
medusa |
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Which is a characteristic shared by all animals? |
heterotrophic |
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oviparous |
lays eggs |
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viviparous |
live birth |
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ovoviviparous |
hatch from eggs in uterus, then live birth |
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What's another class of animals that is dorsoventrally flattened? |
B and C |
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what came first? |
egg |
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You discover an organism that has scaly skin and lives in water, but returns to land to reproduce. What other characteristic would you expect to find? |
amniotic eggs |
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What does tetrapod mean? |
4 feet |
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Which of the following organisms uses chitin for some sort of structural support? |
mushrooms and insects |
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Which of the following is a characteristic exclusive to the subphylum vertebrata and is found in all vertebrates |
pharyngeal slits |
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Two species may have similar features because of |
common descent |
