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Aim: How can we review for the final on Thursday and Friday? Do Now: Two plant species are living close to each other. What are two things that these two species might compete over? HW: Finish Review sheet questions. Final Thurs and Fri
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Plant competition What are 2 things that plants compete with other plants for?
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Food Web Producer: ________ Primary Consumer _________ Secondary Consumer __________ Tertiary Consumer ____________
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Subdivisions of Biology Evolution Genetic change over generations Organisms best fit for their environment and food will survive Link
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Ecological Succession
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Pioneer Species - Weeds
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Grasses
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Shrubs and Bushes
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Forest Climax Community
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Relationships between organisms Mutualism – both organisms benefit Parasitism – one is hurt, the other benefits Commensalism – one benefits, the other is not affected Bee and flower Fish and tongue eating louse Barnacles and whale
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Kingdom Phylum Class Order Family Genus Species Largest groups Smallest groups and most closely related to each other
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Selective Breeding Used to make new varieties of a species (Dog)
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Cloning and Genetic Engineering The genetic material in the nucleus of the new cells is most likely: a. identical to that in the original body cell b. identical to that in the original egg cell c. 50% the same as the original body cell and 50% the same as the original egg cell d. 25% the same as the original body cell and 75% the same as the original egg cell
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Chromosomal mutation Nondisjunction Mistake made during meiosis Gamete has an extra chromosome Down’s Syndrome caused by extra 21 st chromosome
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Rules for DNA You can get the “message” in DNA by only reading one of the strands Each base has a complementary base that it binds to A ONLY binds to T G ONLY binds to C AT Garden City Base pairs
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DNA REPLICATION
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Mutations How are mutations inherited? When the mutation is found in the gamete (sex cell) What materials can increase the chances of a mutation? Mutagenic Agents, X-Rays, Ultraviolet Light, Radioactive substances
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Aim: How can we review for the final on Thursday and Friday? Do Now: What process is carried out by mitochondria? What process is carried out by chloroplasts? HW: Final Tomorrow and Friday
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Pedigree Charts How many children did the original parents have? How many grandchildren have the disease?
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Cell Parts Which cell part directs activities of the cell? Two cell parts that make this a plant cell and NOT an animal cell?
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TWO TYPES OF RESPIRATION Aerobic Respiration OXYGEN (O2) is needed to make energy One sugar molecule makes 36 molecules of ATP Takes place in mitochondria Glucose + oxygen → carbon dioxide + water + 36 ATP C 6 H 12 O 6 + O 2 CO 2 + H 2 O + 36 ATP
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Why are trees important? How can we reduce the amount of Carbon dioxide in the atmosphere?
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ATOM CELL MOLECULE ORGAN TISSUE ORGAN SYSTEM MULTICELLULAR ORGANISM CELL PARTS (ORGANELLES)
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Which molecule represents an enzyme?
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What is the optimal pH for intestinal protease? Remember: Enzymes end in -ase
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Organic Vs. Inorganic Molecules ORGANIC Molecule that contains BOTH Carbon and Hydrogen INORGANIC Molecule that DOES NOT contain BOTH Carbon and Hydrogen TOGETHER
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How do we know that this is an example of asexual reproduction?
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Photosynthesis a. In addition to sunlight and chlorophyll, what are the 2 materials that a plant needs to carry out photosynthesis? b. Identify 1 labeled part that carries out photosynthesis c. Identify one product that results from photosynthesis.
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PROPERTIES OF ALL LIVING THINGS 2. All Living things must carry out all 8 Life Processes Life processes are what living things must carry out to remain alive Metabolism is all of the chemical reactions that allow an organism to carry out the 8 life processes N-E-T-S-G-R-R-R!!!!
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2. All Living things must carry out all 8 Life Processes 7. RESPOND TO STIMULI (REGULATE) To react to changes internally or in the environment in order to maintain homeostasis HOMEOSTASIS Keeping conditions inside the organism the same
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2. All Living things must carry out all 8 Life Processes 4. SYNTHESIS To take simple materials and make larger products
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What do the following body systems do? Skeletal ________________ Skeletal Muscular ________________ Nervous System ________________ Endocrine System ________________ Circulatory System ________________
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What do the following body systems do? Respiratory System ________________ Digestive System ________________ Excretory System ________________ Reproductive System ________________
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Finding Volume using Water Displacement Volume of rock = __________mL Low Power What would you see if you switched to high power? High Power
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Line Graph Shows how dependent variable changes. Usually over time
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