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114 Cards in this Set
- Front
- Back
Cladogram |
TReelike diagrams that discern evolutionary ties between species. |
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3 Domains |
Bacteria, Archaea, Eukarya |
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Extremophiles |
Archaea that live in harsh conditions |
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Mesophiles |
Archaea that exist in soil, sediment and other less extreme environments. |
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Cyanobacteria |
Blue-green algae that can live as a single cell or colonies. |
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Protists |
Can be single-celled or multicellular, can be autotrophic or heterotrophic. Prefer moist areas. Plantlike, animallike or fungilike Eukaryotes |
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Algae |
Plantlike protists. Photoautotrophs with chlorophyll. |
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Phylum Chlorophyta |
Also known as green algae. Mostly aquatic, can live in other environments. |
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Spirogyra |
Chlorophyta also called watersilk. Freshwater. Reproduce through conjugation. Spiral chloroplasts. Pyrenoid in chloroplasts.Filamentous, non motile. |
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Volvox |
Chlorophyta with up to 50,000 flagellated cells held together by protoplasmates with eyespots in a hollow sphere. Colonial flagellate. |
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Phylum Bacillariophyta |
Unicellular, consist of diatoms. Bidduplia, Cytotella, Cymbella, Hyalodiscus, Stephanodiscus |
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Diatoms |
Unicellular Bacillariophyta in both marine and freshwater environments. A test made up of two halves. Silica cast composed of silicon dioxide and an organic matrix. Used in everyday objects. unicellular/colonial non-motile. |
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Phylum Rhodophyta |
Red algae. |
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Polysyphonia |
Mermaid's hair.Filamentous Rhodophyta. "Featherhy" branch structures usually eaten in salads and sushi.filamentous non-motile |
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Phylum Euglenophyta |
Unicellular flagellated freshwater species. 1/3 have chloroplasts. Mixotrophs. Euglena deses, Phacus spp., Dinobryn divergens. |
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Euglena |
Unicellular Euglenophyta found in freshwater environments. Two flagella, pellicle, rigid cell wall. unicellular flagellate. |
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Pellicle |
Helical protein bands that extend along the length of the cell beneath the plasma membrane. Found in euglena. |
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Slime molds |
Fungus-like protists. Spore producing motile organisms. Amoeboid. |
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Phylum Myxomycota |
Plasmodial slime molds. Physarum spp. Multinucleate mass in a sheath of slime. Found in woodlands. Bright yellow or orange. Unicellular/multicellular amoeboid |
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Phylum Acrasiomycota |
Cellular slime molds. Single amoeboid cells that can form a mass called pseudoplasmodium, which produces fruiting bodies. Dictyostelium discoideum.Unicellular/multicellular ameoboid. |
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Phylum Oomycota |
Water molds. Cotton-like filamentous mass. Cellulose cell wall. Phytophora infestans, Saprolegnia.Filamentous/unicellular flagellate. |
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Amoeba |
Animal-like protist. Move by pseudopodia. Hyaline cap. Ameoba proteus, Proteus animalcule. Eat through phagocytosis. Unicellular amoeboids. |
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Hyaline cap |
Clear space at the leading edge of the pseudopod. |
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Phylum Sarcodina (Rhizopoda) |
Amoeba in marine and freshwater environments. Several parasitic species exist.Amoeba proteus, Entamoeba histolytica. |
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Phylum Foraminifera |
Amoeba with colorful shells of calcium carbonate. Threadlike branched pseudopods. One third of the sea floor. Globigerina sp. Can form limestone. |
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Phylum Actinopoda |
Endoskeleton of silicon dioxide. Have radiolarians. |
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Radiolarians |
Unicellular amoeboid Actinopoda. Stiff pseudopods, geometric endoskeletons, Can be 4000 meters thick on the ocean floor. Lynchnapis miranda, Stylatractus sp. |
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Phylum Sarcomastigophora |
Phyla Phytomastigophora and Zoomastigophora combined into one. flagellated photosynthetic and animallike flagellates. |
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Zoomastigophorans |
Phylum Sacromastigophora. Free living. reside in freshwater. well known parasites. Trypanosoma brucei, Trypanosoma cruzi, Leishmania braziliensis, Leishmania mexicana. |
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Trypanosoma brucei |
Zoomastigophoran in Sarcomastigophora. Carried by the tsetse fly. Causes African sleeping sickness.Unicellular flagellate. |
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Trypanosoma cruzi |
Zoomastigophora in Sarcomastigophora. Unicellular flagellate. Chaga's disease (kissing bug) |
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Leishmania |
Zoomastigophora in Sarcomastigophora. Donovani causes "Kalazar" in Asia. Mexicana causes ulcers, braziliensis causes facial deformities. |
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Giardia intestinalis |
In kingdom Diplomonadida. Unicellular flagellate. Responsible for intestinal disease that causes diarrhea. |
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Trichomonas vaginalis |
STD parasite, in its own kingdom Parabasala |
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Phylum Pyrrophyta |
Fire algae. Plantlike protist phylum. Dinoflagellates. Gymnodinium, Gonyalaux, Pfiesteria piscicida. |
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Hemoflagellates |
Live in the blood of their host. |
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Phylum Ciliophora |
Freshwater marine unicellular ciliates. Outer coverings called pellicles. Animallike protists. Eat using cytosomes and an oral groove. multinucleate, and radiating canals. Ichthyophthirius multifilis. |
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Paramecium caudatum |
Ciliophora. Freshwater, slipper shaped. Pointed posterior end and blunt anterior end. Trichocysts used to gather food.
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Stentor Sp. |
Ciliophora. Can be found attached to substrates in freshwater. |
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Vorticella sp. |
Ciliophora. Live on the fins of fish. |
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Phylum Apicomplexa |
Endoparasitic protozoans live on cells of hosts. Lack locotomotive structures. Sexual and asexual life cycle. Causes malaria. |
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Apicomplexans responsible for malaria |
Plasmodium vivax, Plasmodium malariae, Plasmodium ovale, Plasmodium falcipaerum (most deadly, killed Alexander.) |
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Toxoplasmsa gondii |
Apicomplexan that causes toxoplasmosis in humans, which can cause nerve damage |
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Vascular plant |
Plants that have specialized conducting tissue to transport water and nutrients throughout the plant's body. |
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Nonvascular plants |
plants that lack specialized tissues to transport water and nutrients throughout the plant's body. |
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Seed plants |
Largest group of vascular plants that include gymnosperms. |
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Phylum Hepatophyta |
Nonvascular liverwort plant. Midrib in leaves, symbiotic relationship with fungi that enter the rhizoids of the liverwort. Usually live in moist environments. |
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Thalloid liverwort |
Hepatophyta. Flat leaflike lobed body called the thalli. Riccia and Marchantia. Sexual and asexual reproduction. |
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Leafy liverwort |
Hepatophyta. Most liverworts (80%), resemble mosses. Live on trees and subtropics. Frullania, Clasmatocolea, Jungermannia. |
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Archegonial receptacle of liverwort |
- red: spermatogenous tissue - as a whole: antheridium |
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liverwort life cycle |
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Phylum Anthocerophyta |
Nonvascular plants, hornworts. Live on moist ground in the shade. Nitrogen-fixing cyanobacteria live in rich mucus. |
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Phylum Bryophyta |
True, nonvascular mosses. Spirally arranged leaflike structures, lack stomata, surrounded by midrib and anchored by rhizoids. Leafy gametophytes are male. |
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Periostomes |
Locks operculum to the capsule.Allow spores to be carried by wind in dry conditions. |
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Polytrichum |
Haircap moss. Common moss found in bogs. Can get up to 10 cm in length. |
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Phylum Lycophyta |
Seedless vascular plants containing club mosses, quillworts and spike mosses. Dominant sporophyte generation and reduced gametophyte generation. Most ancient group. |
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Quillworts |
Lycopota. Rare aquatic plants that occupy clear ponds and streams. Isoetes
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Lycopodium |
Lycopota, club mosses or ground pines. in forests of temperate regions. Resemble small pine trees. |
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life cycle of moss
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lycopodium drawing
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selaginella
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spike mosses that are seedless vascular mosses. scalelike leaves on branching stems
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life cycle of fern
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Phylum Psilotophyta |
Seedless vascular plant with whisk ferns. Psilotum (US)and Tmespteris(NZ) are the only ones that survive today. Green stems, bright yellow synagia on lateral branches |
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Phylum SPHENOPHYTA
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Seedless vascular plants that are known as horsetails, or Equisetum. Strobilus top with sporgangiphores, node and ribbed stem. scalelike microphyll leaves.
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Phylum Pterophyta |
Ferns that are the most abundant in seedless vascular plants. Cherished for ornamental value. Has sori under leaves, protected by clear cap called idusium. Annulus catapults mature spores. |
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Spermatocytes |
Seed plants. Oldest fossil is seed fern. Life cycle dominated by the sporophyte generation. |
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Gymnosperms |
Seed plant whose seed is not enclosed in an ovum, and mature on the surface of a cone scale. Lack flowers and fruits. |
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Phylum Cycandophyta |
gymnosperm often mistaken as ferns or palms. Slow growing plants. Tropical and subtropic forests. Zamia pumila, cycas revoluta ( dont eat) |
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Cycad |
Cycandophyta that have seperate sexes, produce male pollen cones and seed cones. |
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Phylum Ginkgophyta |
Gymnosperm that dilates blood vessels and improve memory. Ginkos are last remaining relative. Living fossil. Also have seperate sexes. Males produce pollen in strobili |
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Phylum Coniferophyta |
Gymnosperms consisting of pines, cypresses, spruces, redwoods, cedars, hemlocks, junipers, and yews. Has the oldest (methusela) and tallest (Sequoia sempervirens) trees in the world. Source of lumber. |
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life cycle of a pine
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Angiosperms |
Flower and fruit bearing plans. 80% of all plants. Phylum Magnoliophyta. Divided between monocots and dicots. |
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Monocots |
One cotyldons (seed leaf), One pollen pore, flower parts in multiples of 3, parallel venation, scattered bundle arrangements, fibrous roots, exterior ring xylem arrangement around pith, interior ring phloem, long narrow leaf |
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Dicots |
Two cotyldons (seed leaf), 3 pollen pores (except basal dicots), broad leaf, 4-5 flower arrangements, netted venation, ring vascular arrangement, taproot type, star shaped xylem and phloem between radiating arms. |
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Herbaceous plants |
Do not contain woody tissue |
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Deciduous plants |
Contain woody tissue |
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Epiphyte |
Live attached to another plant or surface |
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Hemiparasite |
Both photosynthesize and parasitize the host.
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vegetative organs |
Stems, roots and seeds |
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Shoot system |
Stems, leaves, and reproductive structures. |
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Root functions |
Anchor and support the plant, absorb water and store necessary minerals, produce growth stimulating hormones |
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Testa |
Seed coat protects seeds from dying out and extreme temperatures . |
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Xylem |
Conducts water and minerals in vascular plants |
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Juicy vesicles |
Provide the treasured juice in a citrus fruit. |
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Simple fruit |
Derivative of a single ovary. Grapes, beans and hickory |
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Fleshy fruits |
Apples, oranges and watermelons and have flesh. type of simple fruit |
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Dry fruits |
Corn kernel, maple, Type of simple fruit |
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Compound fruits |
Strawberries, blackberies, and figs. Develop from several ovaries. |
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Aggregate compound fruits |
Single flower with many pistils, can be achene or drupe. |
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Exocarp |
Forms the skin, or peel, of a fruit. Flavedo in citrus fruit. |
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Mesocarp |
Fleshy portion of fruit between endocarp and exocarp. Whitish region beneath exocarp in citrus. (albedo) |
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Endocarp |
Directly surrounding the seed, inside the pericap. |
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Radicle |
Rootlike structure that emerges as seeds germinate |
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3 types of tissues in structures |
Meristematic, dermal, and vascular (xylem and phloem) |
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A. zone of maturation - Cells become mature. B. Zone of elongation - Where cells grow longer c. Zone of cell division - Meristrem, where cells divide rapidly. d. root cap - protects the growing root. |
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Root nodules of legume |
Contain nitrogen-fixing bacteria convert nitrogen to a form plants can use. |
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Cross section of a dicot root |
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Cross section of a monocot root |
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Cortex |
Used for cell storage |
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Endodermis |
Between cortex and vascular system of xylem and phloem |
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Pith |
Region inside the circle of xylem and phloem |
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Haustoria |
Parasitic root that steal other plant's nourishment; dodder |
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Prop roots |
Come from the lower stem and brace and anchor the plant against the wind; corn |
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Knees |
Come up from below water and help to support the plant; cypress |
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Food storage root |
Expands food storage capability; carrot |
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Functions of stems |
Protect and support flowers and leaves, provides for the plant's growth, carry water and minerals up the leaves for photosynthesis, carry food to be stored and used down to the plant. |
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Cross section of a woody stem |
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What does cork cambium produce |
Cork cells that make up the bark (cork, cork cambium and phloem) |
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What does the vascular cambium produce |
Secondary xylem and phloem |
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Tendrils |
Common in climbing plants; grapes |
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Runners |
Horizontal stems that grow underground; strawberries |
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Bulbs |
Small underground stems with enlarged bulbs; onion |
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Tuber |
Swollen extension of roots underground modified to store carbohydrates; potatoes |