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Class Notes for Michael Runtz

CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 1: Roger Tory Peterson, John James Audubon, Ernest Thompson Seton

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To develop better understanding of what plants & animals are all about. To gain insights into challenges all living things face, and the remarkable div
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 7: Northern Water Snake, Arctiinae (Moth), Ruffed Grouse

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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 22: Gartner, Ovoviviparity, Altricial

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Turtles don"t guard their eggs or young: lay eggs in a spot & cover it up, soil temperatures decide the sex of the baby turtles. Walking stick eggs end
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 5: Pectin, Hemicellulose, Astringent

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Snake"s tongue is forked b/c each fork picks up scent molecules in air: when pulls tongue back into mouth, roof of mouth has 2 chambers, each fork goes
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 14: Parasitism, Cuterebra, Glochidium

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Baby clams called glochidium: ectoparasites during baby stage. Organs for detecting hosts: can detect humidity, temperature changes, carbon dioxide. Mo
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 6: Phytoestrogens, Caffeine, Astringent

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Structural elements (cellulose, hemicellulose, lignin, etc. ) make plant tissues hard to digest. Other non-structural plant defences: tannins = astring
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 13: Cerceris, Braconidae, Bioaccumulation

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Predators can be severely injured when preys try to fight back. When prey has toxins & builds up in system = bioaccumulation. Ingestion of toxins e. g.
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 11: Visual Acuity, Eating Animals, Depth Perception

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Moose get main supply of sodium in brief period of time in summer usually: go into beaver ponds and eat water plants filled with sodium, sodium stored
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 8: Green Darner, Snowshoe Hare, Ruffed Grouse

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Subzero temperatures = 2nd problem for winter-active animals: Moose have very long legs (2m high at shoulder) which help track through deep snow (lifts
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 21: Cardiac Glycoside, Fagus Grandifolia, Umbel

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Getting progeny off to a good start in life: Parental care in animals: in the care of parents until ready to start own life. Armour = hard seed coats (
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 2: Actias Luna, Papilio Cresphontes, Tettigoniidae

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Angle-winged butterfly (eastern comma, question mark: resemble dead leaves (dead leaf mimic) Angle-winged butterfly (morning cloak) receive minerals fr
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CARLETONBIOL 1902Michael RuntzWinter

BIOL 1902 Lecture Notes - Lecture 9: Abies Balsamea, Antifreeze Protein, Acer Rubrum

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Excess water withdrawn & evaporates from leaves & twigs. Water drawn out of cells, which increases solute concentration. Protective sugars added to cel
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